Upon activation by stomach acidity, the secretions of the parietal cells.

Answers

Answer 1

Upon activation by stomach acidity, the secretions of the parietal cells in the gastric glands in the lining of the stomach walls start. These cells are responsible for producing hydrochloric acid (HCl), which helps to maintain the stomach's acidic environment.

The production of acid by the parietal cells is triggered by several factors, including acetylcholine, histamine, and gastrin. Gastrin is a hormone that is produced by the stomach and stimulates the parietal cells to secrete HCl. Histamine is released by enterochromaffin-like cells, which are located in the gastric glands, and it also stimulates the parietal cells to produce HCl. Acetylcholine is released by the vagus nerve, which stimulates the parietal cells to release HCl. During the digestion of food, the stomach walls contract, and this causes the food to mix with the acidic secretions of the stomach.

The acid also activates pepsinogen, an enzyme that is secreted by the chief cells in the stomach wall, which is then converted into pepsin. Pepsin is responsible for breaking down proteins into smaller peptides that can be absorbed by the small intestine. In summary, the secretions of the parietal cells in the gastric glands are activated by stomach acidity. The production of acid is stimulated by several factors, including acetylcholine, histamine, and gastrin. The acid helps to break down food proteins and also activates pepsinogen, an enzyme that is converted into pepsin, which is responsible for breaking down proteins.

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Related Questions

When you kill cells with heat, you are most likely damaging which components of the cell? Organelles including the nucleus are changing shape. Phospholipids are being melted. Cell membrane are being decomposed. Genes and nucleic acids are being mutated. Photeins such as enzymes are being denatured. When ATP turns into ADP +P(i), whatprocess has occurred? the ATP has been dephosphorylated the ATP has been energized the ATP has been phosphorylated a new bond has formed in the ATP

Answers

When ATP turns into ADP + Pi, the process that has occurred is the dephosphorylation of ATP. In this reaction, a phosphate group is removed from ATP, resulting in the formation of ADP and inorganic phosphate (Pi).

The energy stored in ATP is now released, which can be used by the cell for various metabolic processes. The reaction can be represented as:

ATP + H2O → ADP + Pi + Energy

The ATP molecule is converted into ADP and Pi, and energy is released. The energy can be used to drive various cellular processes, such as muscle contraction, protein synthesis, and transport of molecules across cell membranes.

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Halons contain halogens, which are highly reactive with oxygen. please select the best answer from the choices provided t f

Answers

Answer:

IT"S TRUE  

Explanation:

TRUE!

E 2022

Which combination of atoms will form a molecule but not a compound?

Answers

Answer:

Any element

Explanation:

for example, oxygen is combination of atoms but not a compound, it is an element

(a)A Student charges two balloon and hangs them side by side. Explain why cotton threads are not vertical.

Answers

Answer:

because both balloons have the same charge and are repelling against each other.

Explanation:

because the static charge coming off the balloons is pushing the balloons away from each  other

A Student charges two balloon and hangs them side by side. because both balloons have the same charge and are repelling against each other.

What is Balloon?

A balloon is a stretchy bag that can be filled with helium, hydrogen, nitrous oxide, oxygen, or air.

Balloons can be filled with smoke, liquid water, granular media (such sand, grain, or rice), or light sources to perform certain jobs.

Modern balloons can be found in a wide range of colors and are produced from materials like rubber, latex, polychloroprene, or a nylon fabric. Early balloons, like the pig bladder, were occasionally fashioned of dried animal bladders.

Therefore,  A Student charges two balloon and hangs them side by side. because both balloons have the same charge and are repelling against each other.

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Genes that encode proteins are first transcribed to mrna, and then are translated into protein. What is the most important factor determining the control of gene expression?.

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The levels of transcription (when a gene is transcribed to mRNA) is the most important factor determining the control of gene expression.

The process of creating an RNA copy of a gene's DNA sequence is known as transcription in the context of genomics. The messenger RNA (mRNA) copy of the gene carries the DNA-encoded protein information.

A DNA fragment is copied into RNA during transcription. Messenger RNA (mRNA) is the term for DNA segments that are translated into RNA molecules that can encode proteins. Non-coding RNAs are RNA molecules that include copies of other DNA sequences. Only 1% to 3% of all RNA samples are mRNA.

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In a chain of consequences after a forest is cleared, what is an immediate, direct impact?
O habitat is destroyed
O the greenhouse effect increases
O species go extinct
O carbon dioxide is sequestered at lower rates

Answers

Answer:

I think its the habitat is destroyed

A patient has a catheter. When the person is in bed, you attach the drainage bag to
A. An IV pole
B. The bed frame
C. The bed rail
D. The back of a chair

Answers

When a patient has a catheter and is in bed, the drainage bag should be attached to the bed frame (option B).

Attaching the drainage bag to the bed frame ensures that it remains secure and easily accessible for both the patient and healthcare providers. The bed frame provides a stable and suitable location for the bag, preventing it from being pulled or causing discomfort to the patient. It also allows for proper drainage and monitoring of the urine output.

Attaching the drainage bag to an IV pole (option A) is not recommended as it is designed for holding intravenous fluids and not specifically designed to support a drainage bag. The bed rail (option C) may not provide adequate stability or positioning for the bag, and attaching it to the back of a chair (option D) is not appropriate as it may cause the bag to hang in an awkward or uncomfortable position for the patient.

Therefore, the most appropriate option for attaching the drainage bag when the patient is in bed is the bed frame (option B).

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Which of the following statements correctly defines geology?

a). It is the scientific study of the history of Earth and the processes that shape it
b). It is the scientific study of the history of the solar system and the process that shape it
c). It is the scientific study of the development of life on Earth and the processes that change it
d). It is the scientific study of the structure of Earth's atmosphere and the processes that change it

Answers

Answer:

A.

Explanation:

A). It is the scientific study of the history of Earth and the processes that shape it.

why is it necessary for meiosis to create haploid cells​

Answers

Answer:

 During meiosis, one single parent cell produces four daughter cells. Haploid cells contain half as many chromosomes as their parent cells

Explanation:

basepair the codons to the anticodons 3 ′ gcg 5 ′, 3 ′ acc 5 ′, and 3 ′ agg 5 ′, taking the wobble hypothesis into account. there may be more than one answer choice per anticodon. not all answer choices will be used.

Answers

Anticodon: 3' GCG 5'⇒ Codons: 5' CGC 3' and 5' CGU 3'

Anticodon: 3' ACC 5'⇒ Codon: 5' GUG 3'

Anticodon: 3' AGG 5'⇒ Codons: 5' UCU 3' and 5' UCC 3'

What is its anticodon?

During protein synthesis at a ribosome, a triplet of dna nucleotides in transfer RNA that specifies the amino acid transported binds to a complementary codon in messenger RNA.

What use do codons and anticodons function?

An mRNA codon is a triplet or triple-nucleotide sequence that codes for a specific amino acid during translation. A three-nucleotide region called the anticodon is present on tRNA and binds to the corresponding mRNA sequence. The anticodon made explicit which amino acid is delivered by the tRNA molecule.

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The sequence of a strand of mRNA is GCAAUGUAA. If the sequence includes a stop codon, how many amino acids does this code for

Answers

There were only be two amino acid sequences before the stop codon. Alanine,methionine.

according to the pie chart, the electricity sector produces more greenhouse gases than any other sector. this is mainly due to

Answers

According to the pie chart, the electricity sector produces more greenhouse gases than any other sector. This is mainly due to the heavy reliance on fossil fuels for electricity generation.

Fossil fuels such as coal, oil, and natural gas are the primary sources of energy for many power plants worldwide. When these fuels are burned to produce electricity, they release carbon dioxide (CO2), methane (CH4), and nitrous oxide (N2O), which are major greenhouse gases contributing to global warming and climate change.

The electricity sector's high greenhouse gas emissions can be attributed to several factors. Firstly, the large-scale power plants that generate electricity typically use fossil fuels as their primary energy source. The combustion of these fuels releases significant amounts of CO2 into the atmosphere. Additionally, some power plants may utilize older and less efficient technologies, leading to higher emissions per unit of electricity produced.

Furthermore, the growing demand for electricity, particularly in developing countries, has resulted in an increased reliance on fossil fuel-based power generation. As industries and households consume more electricity, the emissions from the electricity sector have risen accordingly.

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Open reading frame (ORF) alignments above a certain threshold level with one or more genes in the database are presumed to encode a protein of similar function and such pairs are called

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ORF alignments above a certain threshold level with one or more genes in the database are presumed to encode a protein of similar function and such pairs are called Orthologues. They diverged by speciation.

What are orthologue genes?

Orthologue genes are genes that evolved by divergence from a common ancestor.

In general, orthologue genes have the same function in different species, but they exhibit sequence variation.

The alignment between orthologue genes exhibits sequence homo-logy in evolutionarily conserved gene regions.

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What effect does a higher percentage of the compact bone portion have a upon the weight of the bone?

Answers

Answer:

The bone weights more as the bone's thickness is wider for a compacter bone.

Explanation:

Compact, sometimes called cortical bone, thick bone with firm organic soil and inorganic salt in the ossic matrix leaving only narrow gaps in which the osteocytes or bone cells are present. The bone is sometimes called the cortical bone.

Answer:

The bone weighs more as its thickness grows wider, causing a more compact bone.

Explanation:

If you are doing ap ex I suggest reading the introduction of the lab and procedure carefully, it helps. :)

Which of the following dietary nutrients would most rapidly reverse a state of ketosis in a starving person? A. Amino Acids B. Carbohydrates C. Fat D. Protein.

Answers

The nutrient that would most rapidly reverse a state of ketosis in a starving person is carbohydrates.

Here correct option is B.

Ketosis is a metabolic state where the body utilizes ketone bodies, derived from fat breakdown, as the primary source of fuel due to a limited supply of carbohydrates. Introducing carbohydrates into the diet triggers the release of insulin, which helps to restore glucose levels in the bloodstream.

As a result, the body shifts from relying on fat metabolism to utilizing glucose as the main energy source, thereby reversing ketosis. While other nutrients such as amino acids, fats, and proteins are essential for overall health and recovery, carbohydrates are specifically required to end ketosis and provide immediate energy to the body.

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PLEAZE ANSWER



Which of the following describes macroplankton?

a type of zooplankton that ranges in size from 20-200 millimeters

a type of zooplankton that ranges in size from 20-200 micrometers

a type of zooplankton, which are zooplankton only in their later life cycle

a type of zooplankton, which are zooplankton only in their early life cycle

Answers

Macroplankton is a type of zooplankton that ranges in size from 20-200 millimeters.

Planktons are organisms found in an aquatic habitat which serve as a source of food to larger animals and humans.

There are two major types of Plankton which include:

The phytoplankton andZooplankton.

Zooplankton are those planktons that has animal-like features.

Examples inculde: jelly fish,chordates and amphipods.

According to sizes the zooplanktons are also divided into two namely:

macroplankton andmicroplankton

The macroplankton are those zooplanktons that can be viewed with the naked eyes because of their large size.

Their size is from 1 millimeters and above (within a range of 20 - 200mm) unlike microplankton that is less than 1mm in size.

The jelly is a typical example of a macroplankton.

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A milligram, a gram, and a kilogram are all measures of mass. How else could
these measurements be classified?
A. As British units
OB. As length units
OC. As standard units
O D. As metric units

Answers

Answer: metric

Explanation:

Which of the following levels of gene expression control allows a cell to conserve the most resources?
post-translational control
pre-RNA splicing control
transcriptional control
translational control

Answers

The level of gene expression control that allows a cell to conserve the most resources is transcriptional control. Option C is correct.

Transcriptional control refers to the regulation of gene expression at the stage of transcription, where the DNA is transcribed into RNA. This level of control occurs before RNA processing, translation, and post-translational modifications take place. By regulating gene expression at the transcriptional level, the cell can prevent the unnecessary synthesis of RNA and subsequent translation of proteins that are not needed.

By conserving resources at the transcriptional level, the cell can avoid the expenditure of energy and resources required for RNA processing, splicing, translation, and post-translational modifications. It allows the cell to selectively transcribe and produce specific RNAs and proteins based on its current needs and environmental conditions.

In contrast, post-translational control, pre-RNA splicing control, and translational control occur at later stages of gene expression and may involve additional energy and resources for processing, modifying, and degrading RNA and proteins.

Hence, C. is the correct option.

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--The given question is incomplete, the complete question is

"Which of the following levels of gene expression control allows a cell to conserve the most resources? A) post-translational control B) pre-RNA splicing control C) transcriptional control D) translational control."--

What are two facts about cranial nerves that you think are most important and interesting to draw the reader in?

Can someone help me right now with this quick question please?

Answers

Explanation:

The cranial nerves are a set of 12 pairs of nerves that emerge directly from the brain and control various functions in the head, neck, and internal organs.

The cranial nerves have unique names that are based on their function and origin, such as the olfactory nerve for smell, the optic nerve for vision, and the vagus nerve for controlling the heart rate, digestion, and respiratory functions.

These interesting facts can draw the reader's attention to the important role played by cranial nerves in our body, and highlight their unique and specialized functions.

What is the basic unit of a nucleus acid

Answers

Answer:

nucleotide

Explanation:

pls mark as brainliest

How do the temperature and pressure most likely differ at the top of a seamount and the

Answers

The temperature and pressure at the top of a seamount are likely to differ from those at the surrounding ocean due to various factors, such as water depth, oceanic currents, and interaction with the atmosphere.

At the top of a seamount, the temperature is expected to be influenced by factors such as sunlight exposure and heat transfer from the surrounding water. It can vary depending on the geographical location and depth of the seamount. The temperature at the top of a seamount may be affected by the presence of shallow waters and proximity to the surface, which can result in higher temperatures compared to deeper areas of the ocean. In terms of pressure, the top of a seamount experiences lower pressure compared to the surrounding ocean due to the shallower depth. As water depth decreases, the weight of the water column above decreases, resulting in reduced pressure.

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13-15.) In proton-beam therapy, a high-energy beam of protons is fired at a tumor. As the protons stop in the tumor, their kinetic energy breaks apart the tumor's DNA, thus killing the tumor cells. Fo

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Proton-beam therapy is a type of radiation therapy used to treat cancer. In this therapy, a high-energy beam of protons is directed at a tumor. The protons have a specific range in tissue, and they stop inside the tumor, delivering most of their energy at the tumor site.

The main advantage of proton-beam therapy over traditional radiation therapy is that it can deliver a high dose of radiation to the tumor while minimizing damage to the surrounding healthy tissues. This is because protons have a unique physical property called the Bragg peak, which allows them to deposit their maximum energy at a specific depth within the tissue.

When the high-energy protons stop in the tumor, their kinetic energy is transferred to the tumor cells. This energy breaks apart the tumor's DNA, which is responsible for the cells' ability to grow and divide. By damaging the DNA, the tumor cells are unable to replicate and eventually die.

It is important to note that proton-beam therapy is a complex and specialized treatment that requires careful planning and precise delivery. It is typically used for tumors located near critical structures, such as the brain or spinal cord, where minimizing damage to surrounding tissues is crucial.

In summary, proton-beam therapy uses high-energy protons to deliver radiation to tumors, damaging their DNA and killing the tumor cells. This treatment offers the advantage of delivering a focused dose of radiation while minimizing harm to healthy tissues.

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The esophagus is a tube in which food is pushed from the mouth to the stomach. As the food is pushed through the esophagus, it becomes more compact. This is —
A.
a chemical change, only.


B.
a physical change, only.


C.
both a chemical and a physical change.


D.
neither a chemical nor physical change.

Answers

A physical change, only

what population is also correlated with the wolf-moose population cycles observed on isle royale? a. bats b. humans c. trees d. red squirrels e. grasses

Answers

Fir trees population is also correlated with the wolf-moose population cycles observed on Isle Royale.

How are the wolf and moose populations related to each other?

Captive wolf packs and moose herds on a remote island in Lake Superior rely on one another for survival: wolves mostly obtain their sustenance from moose, and wolves in turn aid in controlling the moose population.

Because food availability, the climate, and the seasons have an impact on the health and reproduction of the animals, the wolf and moose populations on Isle Royale are continually fluctuating. Observe how the moose population grows while the wolf population decreases through time, and vice versa.

Predators like wolves can consume more moose (the prey) if there are more of them. This further depletes the moose population.

Therefore, Option C is correct.

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true or false: Is it possible for a plant to be given the gene that is responsible for a jellyfish glowing and that plant can then use the gene to glow because all organisms use the same genetic code

Answers

The answer is False.

What would be an outcome of a paradigm shift in science?
A) We would need to reject our hypothesis while going through the process of the scientific method.
B) Many fields of science would have to rethink their understanding of the world.
C) Temperatures in the arctic circle would rise, causing the sea ice to melt.
D) We would have to give up using the scientific method since the shift would show we have been wrong in the past.

Answers

B) Many fields of science would have to rethink their understanding of the world.

A paradigm shift in science refers to a fundamental change in the underlying assumptions, theories, and methodologies within a particular scientific field. It represents a significant departure from the existing scientific framework and often leads to a reevaluation of our understanding of the world. Such a shift has far-reaching implications, influencing multiple disciplines and challenging established beliefs.

When a paradigm shift occurs, it prompts scientists to question prevailing theories and reexamine the evidence in light of new perspectives. This process can be disruptive as it requires a reevaluation of existing hypotheses and experimental methods.

In some cases, hypotheses that were once considered valid may be rejected, leading to a reassessment of the scientific method itself. However, the rejection of a hypothesis does not imply the abandonment of the scientific method; rather, it demonstrates the flexibility and self-correcting nature of science.

The impact of a paradigm shift extends beyond a single field of study. It often necessitates interdisciplinary collaboration and encourages scientists from different disciplines to engage in a broader dialogue.

As new ideas emerge, the boundaries between fields blur, leading to the integration of knowledge from various scientific domains. This interdisciplinary approach fosters innovation, allowing for the development of novel theories and the discovery of new phenomena.

A paradigm shift in science can revolutionize our understanding of the world by challenging deeply ingrained assumptions and providing fresh perspectives. It encourages scientists to think critically, question established beliefs, and explore uncharted territories.

While the process may be disruptive, it ultimately drives scientific progress, leading to advancements that reshape our knowledge and pave the way for new discoveries.

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Can someone help me with this?

Can someone help me with this?

Answers

Answer:

grass-grasshopper- chicken- snake- eagle

Below is the base sequence on one side of a DNA molecule. What would the complimentary side of this strand of DNA read? ATC TCA GAT CGT CAG
UAG AGA GUA CGA GUC
AUC UCA GAU CGU CAG
ATC TCA GAT CGT CAG
TAG AGT CTA GCA GTC

Answers

The complimentary side of this strand of DNA would read: TAG AGT CTA GCA GTC.

What is complementary strand?

The complementary strand is a term used to describe the second strand of DNA in a double-stranded DNA molecule. The two strands of DNA run in opposite directions and are held together by hydrogen bonds between complementary base pairs, which are adenine (A) and thymine (T), and cytosine (C) and guanine (G).

The complementary nature of the two DNA strands allows for accurate duplication of genetic information when the cell divides. In addition, the complementary strand can serve as a template for the production of messenger RNA (mRNA), which is used to direct the synthesis of proteins. The complementary strand is therefore an essential component of DNA structure and function.

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can you correctly identify the steps in the polymerase chain reaction (pcr)?
A. Start with a sample of double-stranded DNA
B. Heat sample to separate DNA strands
C. DNA polymerase duplicates DNA strands
D. Cool sample to allow DNA double helices to form

Answers

The PCR technique is used to amplify DNA sequences and produce large quantities of DNA from small samples. All the given options are correct and the sequence is A → B→ C→ D. The steps in PCR include A. Starting with a sample of double-stranded DNA: The DNA sample is obtained from the source organism and purified.

B. Heating the sample to separate DNA strands: The DNA is subjected to high temperature (around 95°C) to denature or separate the two strands of the double helix.

C. DNA polymerase duplicates DNA strands: A heat-stable DNA polymerase enzyme is added along with primers, which are short sequences of nucleotides that bind to the specific target sequence of DNA. The DNA polymerase extends the primers and synthesizes new DNA strands.

D. Cooling the sample to allow DNA double helices to form: The temperature is lowered to around 60-65°C, allowing the primers to bind to the complementary sequences of the template DNA. The polymerase enzyme synthesizes new DNA strands starting from the primers and adding new nucleotides, resulting in the duplication of the original DNA fragment.

The process is repeated in cycles, with the temperature being changed at each stage to facilitate DNA denaturation, primer annealing, and DNA synthesis. The number of DNA copies doubles with each cycle, resulting in exponential amplification of the target sequence. PCR is widely used in many applications, including genetic research, disease diagnosis, and forensic investigations. Hence, A → B→ C→ D is the sequence and all the given options are correct.

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during activation of the parasympathetic nervous system a. the bronchi dilate. b. the pupils constrict. c. piloerection occurs. d. there is an increase in heart output. e. the blood vessels in the skin constrict.

Answers

During activation of the parasympathetic nervous system, the pupils constrict.

A network of neurons called the parasympathetic nervous system allows your body to calm down after times of stress or danger. During times when you feel secure and at ease, it also aids in the operation of life-sustaining functions like digestion.

Our heart and breathing rates drop down when the parasympathetic nervous system (PSNS) is engaged, which also lowers blood pressure and stimulates digestion. Our bodies start to relax, and relaxation encourages healing. We become healthier the more time we spend in a PSNS condition.

Sometimes referred to be our "rest and digest mode," the PSNS. Together with the sympathetic nervous system (SNS), also known as our second brain, it makes up one third of our autonomic nervous system.

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In which prenatal stage is a fetus' genitalia clearly male or female? a. zygote stage b. germinal stage c. embryonic stage d. fetal stage please select the best answer from the choices provided a b c d consider a diode for which current varies with voltage according to the equation I = V^10.8a. What is the resistance of the diode when a potential difference of 0.58 volts is placed across it?b. What is the resistance of the diode when 0.72 volts is placed across it? from a window 35 meters high, the angle of depression to the top of a nearby streetlight is 55.. the angle of depression to the base of the streelight is 57.8. how tall is the streelight/? HELP DUE IN 15 MINS!A. 65B. 62.5C. 55D. 52.5 What are the features you would consider essential if you were designing your perfect amplifier? define the values for parameters, such as input resistance, output resistance, and voltage gain. 8. The following item has two parts. Answer Part A first, and then Part B.Part A In each stanza of the poem-A the last line is end-stopped.B one sentence spreads over four lines.Cevery line ends with a punctuation mark.D punctuation is used only in the second and fourth lines. Effective police work can be described most accurately asA. Being knowledgable of thr law and the rights of citizensB. Maintaining public orderC. Enforcing the lawD. Balancing responsibilty and authority Nicole and Kiri are evaluating the conditional If 15 is a prime number, then 20 is divisible by 4. Both think that the conditional is true, but their reasoning differs. Is either of them correct? Explain. what did Dmitri Mendeleev do that set him apart? why are fossil never found in igneous rock? Determine if triangle GHI and triangle JKL are similar or not similar X-3-113f(x) = -x + 7f(x)82323206Determine the input that would give an output value ofW/N!2X==-3x+7 7. (Midterm question. 10-20 credits) What is the difference between buckling and deflection, compression and tension, (you need to address the forces acting through the matter under stress). What would this be?!? Which type of fault has NO vertical motion of rocks associated with it?A)shear faultB)strike-slip faultC)reverse faultD)normal fault Read the quote and answer the question. "If particular care and attention isnot paid to the ladies, we aredetermined to foment a rebellion,and wil not hold ourselves bound byany laws in which we have no voice,or representationAbigail AdamsWhich woman would most likely agree with Abigail Adams?Harriet Beecher StoweJane AddamsCarrie NationElizabeth Cady Stanton Pls read and answer the questionAt first glance, the Arctic Ocean might not look like a great place to live. After all, its cold there! However, despite its year-round cold climate, the Arctic is full of life. The chilly Arctic waters are home to many different populations of organisms, from tiny algae to giant whales. To learn more about the populations that can make up an Arctic ecosystem like the Gulf of Alaska, read one or more of the chapters that follow.Moon jellies got their name because of their pale, round bodies, which look like the full moon. Unlike many types of jellies, moon jellies do not have long tentacles for catching food. Instead, they trap zooplankton (ZOH-plank-tun)tiny animals floating in the wateron the sticky undersides of their bell-shaped bodies. These jellies do sting the zooplankton they catch, but they need only a mild sting because the zooplankton are so small. The sting of a moon jelly is harmless to humans.Moon jellies can move themselves through the water by squeezing their bodies in and out, but they are not strong swimmers. Most of the time, they let water currents move them from place to place. These jellies are seldom seen alone: they usually appear in huge groups of hundreds or even millions of jellies. Gathering in groups may provide some protection from predators such as sea turtles.Which population(s) did you read about? Below are several lines from the theoretical framework for health and medical care from your notes. For each line, first describe in words what the mathematical expression is saying and then assess whether you think its reasonable. EXAMPLE: a) y = (, H) Utility depends on both health (H) and consumption of other goods (besides medical care) (X). This is reasonable health certainly matters but its not the only determining factor of happiness. b) < 0; HH < 0 c)H >0;H >0 d) H = (m,) e) m > 0; < 0 f)mm In how many ways can Tim draw a red or a green marble from a jar containing 20 red marbles and 4 green marbles? Consider a signal represented by the function (t) = { ={& 1 < t < 0 0 < t < 1 where f(t) = f(t+2). (a) Sketch f(t) for -2 t 2. (b) Obtain a general Fourier series representation for f. (c) Use MATLAB to plot both f(t) and the partial sum of the Fourier series f5(t) on the same set of axes for -1 t 1, where 5 f5 (t) = ao +(an cos(nwt) + b sin(nwt)). n=1