Answer:
When heat is added to a substance, the molecules and atoms vibrate faster. As atoms vibrate faster, the space between atoms increases. The motion and spacing of the particles determines the state of matter of the substance. The end result of increased molecular motion is that the object expands and takes up more space.
Explanation:
classify each electrolyte as an intracellular or extracellular anion (negatively charged ion) or cation (positively charged ion).
Electrolytes are substances that, when dissolved in water, conduct electricity. A variety of biological functions depend on electrolytes. They acquire a natural positive or negative electrical charge.
What is intracellular or extracellular ions?
Electrolytes are classified as both intracellular fluid and the extracellular fluid include electrolytes chemicals. The main cation and anion in extracellular fluid, respectively, are sodium and chloride.
Sodium is one of the most crucial electrolytes in the extracellular fluid because it is an active cation. It is in charge of regulating the cell's membrane potential, as well as maintaining the extracellular fluid volume.
All body tissues require the mineral potassium, which is a necessary component. Because it carries a little electrical charge that activates numerous cell and nerve activities, it is also referred to as an extracellular anion.
Therefore, electrolytes are classified as intracellular or extracellular.
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Which range of sound waves can be reflected and used for finding distances, scanning documents, and cleaning engine parts
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Answer:Infrasonic.
Explanation:Because it describes the atomspheric waves with different frequncies.
if recombinant dnase i is added to a vial of respiratory secretions from a cystic fibrosis patient, which result would indicate that the recombinant dnase i is functional?
Addition of recombinant DNase I to vials of respiratory secretions from cystic fibrosis patients decreased the viscosity of the secretions, indicating that recombinant DNase I is working.
Deoxyribonuclease (DNase) enzymes achieve a variety of important cellular functions by downgrading DNA by hydrolysis of the phosphodiester backbone. Deoxyribonuclease I (DNase I) enzymes cleave single- or double-stranded DNA and require divalent metal ions to hydrolyze DNA, producing 3 ΄-hydroxyl and 5 ΄-phosphorylated products. to generate
Airway clearance therapy (ACT) and recombinant human deoxyribonuclease (rhDNase) nebulization are the most commonly used methods for sputum mobilization. rhDNase cleaves extracellular DNA, reduces sputum viscosity, and transforms sputum from a non-flowing viscous gel to a fluid liquid.
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In an individual of genotype aa, where are the a and a alleles physically located?.
The organisms with AA genotype are pure breeds. The alleles of these genotypes are present at each genetic locus, in which one is inherited from the mother and another is from the father.
What is genetic locus?Genetic locus is the a specific and fixed position on a chromosome where a gene or genetic marker is present.
A variant form of gene is allele, humans have two alleles at each genetic locus which make humans diploid organism.
Thus, it can be concluded that in genotype aa, the a and a alleles are physically located each genetic locus.
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Genotypes are the genetic composition of the organism. The alleles for the genotype are located at the genetic loci of the chromosome inherited from each parent.
What are alleles and genetic loci?The alternate version of the genes that code for the hereditary trait and characteristic of the organism giving them the genotype and the phenotype is the alleles.
Genetic loci is the designated position found on the chromosome of the organism possessing the alleles coding for the genotype that can be purebred dominant and recessive, and heterozygous.
Therefore, alleles are physically present on the loci.
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one challenge that a coelom poses and mention how it has been overcome
Answer:
A solution to both problems is to have some sort of body cavity, called a coelom, in which the body organs lie bathed in body fluid. Movement of the body wall would not squeeze the organs, organs could grow without being pressed by the body wall, and diffusion of nutrients and wastes would be easier.
What is the source of energy for photosy
c) Earth
d) tubew
a) The sun
b) The ocean
you are on a committee that is planning whether or not to build a dam on a nearby river to produce hydroelectric power. describe some of the advantages and disadvantages you should consider before deciding to build the dam.
Dams preserve water, generate power, cause mass migration, and are expensive. Dams regulate water supply for domestic, industrial, and electric uses.
What are the advantages and disadvantages of dams?A dam is a structure that stops or slows the flow of water on the surface or in the ground.
Advantages of building a dam are:
Water flow is controlled and used to meet household, agricultural, and industrial demands.The reservoir that was formed behind the dam can be utilized for a variety of purposes, including irrigation, water sports, and even other forms of recreational pursuits.The production of energy by dams does not result in any pollution because there is no release of greenhouse gases during this process.Dams are utilized in conjunction with the hydroelectric plant in order to produce electricity.Disadvantages are:
The construction of dams takes many years, which results in a decrease in the quality of life for individuals who live in areas that are now undergoing construction.The process of constructing dams is one that is both time-consuming and incredibly expensive.The building of massive dams causes significant damage to the surface of the earth, which in turn has negative effects on geological processes.People are leaving in large numbers because they don't want to live in the area where the dam is going to be built.Learn more about dams, here:
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The difference between geographic isolation and habitat differentiation is the
A) relative locations of two populations as speciation occurs.
B) speed (tempo) at which two populations undergo speciation.
C) amount of genetic variation that occurs among two gene pools as speciation occurs.
D) identity of the phylogenetic kingdom or domain in which these phenomena occur.
E) the ploidy of the two populations as speciation occurs.
The difference between geographic isolation and habitat differentiation is relative locations of two populations as speciation occurs, the correct option is A.
Geographic isolation and habitat differentiation are two mechanisms that can lead to speciation, which is the formation of new species. However, they differ in terms of the relative locations of the populations involved. Geographic isolation refers to the physical separation of populations by a geographical barrier. This barrier can be a result of factors such as mountains, rivers, oceans, or any other physical feature that prevents gene flow between populations.
Habitat differentiation, on the other hand, occurs when populations of the same species inhabit different geographic niches or habitats within the same geographic area. The main difference between geographic isolation and habitat differentiation is the relative locations of the two populations as speciation occurs, The correct option is A.
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What are characteristics of carbon? Check all that apply
Answer:
Carbon is a non-metallic element with a chemical symbol of C. It is the fourth most abundant element in the universe, and the 15th most abundant element in the Earth's crust. ... Carbon belongs to Group 14 of the periodic table. Its atomic number is 6 and it has an atomic weight of 12.011
Explain the relationship between electricity and magnetism
Explanation: Ok so, Electricity and magnetism are two related phenomena produced by the electromagnetic force. And together, they form electromagnetism. A moving electric charge generates a magnetic field. A magnetic field induces electric charge movement, producing an electric current. ( Relationship of them ) Electric current produces a magnetic field. Electric currents and magnets exert force on each other, and this relationship has many uses. A temporary magnet, known as an electromagnet, can be made by passing electric current through a wire that is coiled around an iron core..
( hope this helped )
during osmosis, the net movement of water molecules will be from areas of __ free energy to areas of __ free energy, or __ energetically.
Osmosis refers to the net movement (diffusion) of water molecules across a semipermeable membrane. This movement occurs in favor of a concentration gradient.
During osmosis, the net movement of water molecules will be from areas of HIGH free energy to areas of LOW free energy, or DOWNHILL energetically.Osmosis involves the movement of water molecules in favor of a concentration gradient, i.e., from an area of high concentration to an area of low concentration.Osmosis is a type of passive mechanism because it does not require energy to move water across the membrane.Learn more in:
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exploring science working scientifically
nucleic acid and carbohydrates are both types of what?
Answer:
Both are type of biological molecules or organic molecules synthesized only by living organisms
Explanation:
short fatty acid chains within phospholipids in the plasma membrane generally: a. decrease membrane fluidity. b. increase the cholesterol content. c. increase the transition temperature. d. increase membrane fluidity.
Short fatty acid chains within phospholipids in the plasma membrane generally increase membrane fluidity. So option D is correct.
The fluidity of the plasma membrane is an important property that influences how the membrane and cells function. Several factors influence the fluidity of the plasma membrane, including the length of the fatty acid chains in the phospholipids that comprise the membrane.
Because phospholipids with short fatty acid chains have fewer van der Waals interactions between their chains, their arrangement in the membrane is more disordered and loosely packed. This disordered arrangement increases membrane fluidity, which can have a variety of physiological effects, including facilitating the movement of proteins and other molecules across the membrane.
Phospholipids with longer fatty acid chains, on the other hand, have more van der Waals interactions between their chains, resulting in a more ordered and tightly packed arrangement of phospholipids in the membrane. This ordered arrangement reduces membrane fluidity, making it less permeable to certain molecules.
As a result, the correct response is (d) increase membrane fluidity.
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what waste products are combined to make urea or uric acid?
The waste products combined to make urea are ammonia and carbon dioxide, while the waste product involved in the formation of uric acid is a purine.
Urea is synthesized in the liver through the urea cycle. The process involves the following steps:
On the other hand, uric acid is formed as a result of purine metabolism. Purines are nitrogen-containing compounds found in DNA, RNA, and some energy molecules like ATP. The process of uric acid formation involves:
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In order to come to the conclusion that their hypothesis is supported, what crucial step must a scientist perform? a)Gather information and do background research. b)Make observations and record the data. c)Communicate their results and allow peers to review their findings. d) Analyze their test results to look for patterns.
Answer:
A
Explanation:
i think
Answer:
[See Below]
Explanation:
✦ In science, we usually refer to the scientific method:
✧ Question - What do you want to learn more about? What are you trying to figure out?
✧ Research - Gather your information that relates to the topic.
✧ Hypothesis - Form an "educated" guess of what will happen, what the answer will be.
✧ Experiment - Using steps, test your hypothesis.
✧ Analysis - Review all the information you collected from the experiment. As well as a written account of what happened.
✧ Conclusion - Was your hypothesis correct or not? Explain.
✦ Now for your question, if we look at the above scientific method what can we inquire that you need to PROVE that you hypothesis is correct:
✧ Gather information and do background research - This is a step but it's not crucial to PROVING the hypothesis.
✧ Make observations and record the data - This is a step but it's not crucial to PROVING the hypothesis.
✧ Communicate their results and allow peers to review their findings - This is a step but it's not crucial to PROVING the hypothesis.
✧ Analyze their test results to look for patterns - Yes! This is probably the most crucial step besides the actual test itself. When you analyze your data you can figure out if what happened in the test was what you said would happen in your hypothesis.
So It'd be D, Analyze their test results to look for patterns.
~Hope this helps Mate. If you need anything feel free to message me.
When a person inherits the following combinations of alleles, which is dominant? Remember, the answer can be one of the alleles or
both of the alleles.
• A and B
• A and O
. B and O
Answer:
how do u post question lol
Answer:
You need just one copy to be dominant. Let's assume A is dominant so A & B
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If a cellular toxin caused structure D to dysfunction, which of the following answer choices would be the most likely effect of this issue?
Choose 1 answer:
(Choice A)
A
The cell would be unable to store genetic information.
(Choice B)
B
The cell would be unable to complete cellular respiration.
(Choice C)
C
The cell would be unable to complete photosynthesis.
(Choice D)
D
The cell would be unable to store food, water, and waste.
Answer:
The cell would be unable to store food, water and waste D..
The order of the base pairs along a gene is important because:
Explanation:
Proteins are probably the most important material in the body Genes vary in size, depending on the size of the proteins they encode
A medical artist is drawing a representation of the relationship between the somatosensory cortex and the body. what should the drawing of the body look like?
When a medical artist is drawing a representation of the relationship between the somatosensory cortex and the body, the drawing of the body should include areas corresponding to the sensory input regions.
The somatosensory cortex is the region of the brain that receives and processes sensory information from different parts of the body. The cortex is located in the parietal lobe of the brain and is divided into two hemispheres. The cortex is organized into various functional regions that correspond to specific parts of the body.
When a medical artist is drawing a representation of the relationship between the somatosensory cortex and the body, they should include areas corresponding to the sensory input regions. The primary somatosensory cortex is the region of the cortex that receives input from the body's sensory receptors. The primary somatosensory cortex is organized into regions corresponding to different parts of the body.
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Please help me
What determines if an ocean current is warm or cold- short answer
THIS IS SCIENCE PLEASE HELP ME I GIVE BRAINYLIST
Answer:
Currents originating in low latitudes near the equator tend to carry warmer water. Currents originating in high latitudes near the north or south pole tend to carry colder water.
Explanation:
Brainiest please
Which of the following statements about the nucleus is NOT true?
A.The nucleus stores the coded instructions for making the cell's proteins.
B. The nucleus usually contains a nucleolus region which is where ribosome assembly begins.
C. The nucleus is the site of protein assembly.
D. The nucleus is surrounded by a nuclear envelope that lets materials in and out.
Answer:
C
Explanation:
Ribosomes are where protiens assemble:)
Answer: C.
Explanation: Cytoplasm is not the component of the nucleus but the nucleus is found in the cytoplasm. The four components of the nucleus are nucleoplasm, nuclear envelope, nucleolus, and chromosomes.
You have a 100 base pair DNA strand. There are 30 thymine, how many cytosine are there?
Number of adenine (A) bases = Number of thymine (T) bases = 30
Number of cytosine (C) bases = Number of guanine (G) bases = 20
In DNA, adenine (A) always pairs with thymine (T), and cytosine (C) always pairs with guanine (G). Therefore, the number of cytosine bases will be equal to the number of guanine bases in the DNA strand.
Since the DNA strand is double-stranded, the number of adenine (A) bases will also be equal to the number of thymine (T) bases.
If there are 30 thymine (T) bases in the DNA strand, we know that there must also be 30 adenine (A) bases. This is because A and T always pair together.
Since A and T bases account for 60 bases in total (30 A + 30 T), the remaining 40 bases must be cytosine (C) and guanine (G) bases.
Since cytosine (C) always pairs with guanine (G), the number of cytosine bases will be the same as the number of guanine bases in the DNA strand. Therefore, in this case, there are 40 cytosine bases in the 100-base pair DNA strand.
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Which of the following is a homogeneous mixture?
Explanation:
Blood
hope it helps!
......
Answer:
it definitely isn't spaghetti and meatballs but I think it's bloood
Please help if you can :)
The cross between the parents is RR x GG and the offspring produced is RG, RG, RG, RG.
The genotype of Fawkes is RG.
The phenotype of Fawkes is Red-Gold.
What are codominant alleles?Alleles are alternate forms of a gene.
A gene that has two alleles may have the presence of one allele hiding the effect of the other allele. The alleles are said to be dominant and recessive respectively.
However, where the two alleles are both expressed when they are present, the alleles are said to be codominant.
The genotype of the phoenix Fawkes is given below as follows:
The genotype of the parents are as follows:
Father's genotype is RR
Mother's genotype is GG
R and G are codominant alleles
The cross between the parents is RR x GG
Offspring produced = RG, RG, RG, RG
Hence, the genotype of Fawkes is RG.
Since R and G are codominant alleles, the phenotype of Fawkes is Red-Gold.
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Which reflexes are easiest and which were hardest to demonstrate? Why do you think that is?
Reflexes that are more visible, accessible, and involve larger muscle groups tend to be easier to demonstrate. Conversely, reflexes that are deeper within the body, involve smaller muscles or produce subtle responses can be more challenging to elicit and observe.
The ease or difficulty of demonstrating reflexes can vary depending on the nature of the reflex and the circumstances under which it is tested. Generally, some reflexes are easier to demonstrate than others due to factors such as accessibility, visibility, and reliability.
Easier reflexes to demonstrate are typically those that involve more prominent and observable responses. For example, the patellar reflex (knee-reflex) is relatively easy to elicit and observe.
By tapping the patellar tendon just below the kneecap, a visible and involuntary extension of the leg occurs due to the contraction of the quadriceps muscle. This reflex is easily accessible, and its response is readily apparent, making it straightforward to demonstrate.
On the other hand, some reflexes can be more challenging and hardest to demonstrate.
Reflexes that are deep within the body or involve smaller muscles or subtle responses may be harder to elicit and observe. An example of a more difficult reflex to demonstrate is the pupillary reflex. This reflex involves the constriction of the pupils in response to changes in light intensity.
While the reflex itself is essential and occurs automatically, observing the pupillary response accurately may require specialized equipment and controlled lighting conditions, making it more challenging to demonstrate in a casual setting.
The ease or difficulty of demonstrating reflexes can also be influenced by individual variations, such as the responsiveness and sensitivity of the reflex in different individuals. Additionally, factors such as age, medication, and neurological conditions may affect the reliability and visibility of certain reflexes.
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ALE 29 In plant cells, these organelles convert solar energy into chemical energy (sugars). rough endoplasmic reticulum mitochondria O vacuoles chloroplasts
In plant cells, chloroplasts are the organelles that convert solar energy into chemical energy (sugars) through the process of photosynthesis.
Chloroplasts contain a pigment called chlorophyll, which captures light energy from the sun. This energy is then used to convert carbon dioxide and water into glucose (a sugar) and oxygen. Chloroplasts are responsible for the green coloration of plants due to the presence of chlorophyll. On the other hand, the rough endoplasmic reticulum is involved in protein synthesis, mitochondria are responsible for cellular respiration and energy production, and vacuoles play a role in storage and maintaining cell turgor pressure.
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n the 1600's, Robert Hooke, and English scientist, used a crude microscope to examine bits of cork. Cork is derived from the bark layer of certain trees. Upon seeing the cork under the microscope, Hooke named the spaces within the cork 'cells', because they looked like empty rooms of a monastery. Although he coined the term cell, an ironic feature of cork is that it is dead plant material. Knowing this, what feature of cells would Robert Hooke NOT have been able to observe under the microscope while looking at cork?
Answer:
the answer is C: he would not be able observe cork cells dividing to form new cells
Explanation: i just got it wrong from the other guy
Answer:
The correct answer is C.
Explanation:
When you observe something through a telescope, you manage to see what it is made. Therefore, when you see what it is made of, you can rule out some answers. C is the right answer because cells are the smallest living thing,and cannot be seen unless using an extremely powerful microscope.
In sunflowers, being too short means not getting enough sunlight, and growing too tall means getting blown around by the wind. Which type of Natural Selection does this show? You must also explain why you choose it.
Answer:
Explanation:Also, sunflowers planted in a garden can die because of one reason or another. If you notice that your sunflower is dying, here are some of the ways that
Sunflowers: How to Plant, Grow, and Care for sunflowers
Apr 15, 2022 · Sunflowers should be planted 1 to 1-1/2 inches deep and about 6 inches apart after the soil has thoroughly warmed. If you wish, you can plant multiple seeds and thin them to the strongest contenders when the plants are six inches tall. Give plants plenty of room, especially for low-growing varieties that will branch out.
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Oct 04, 2021 · Sizes range from dwarf types (1 to 2-feet tall) to mammoths (8 to 15 feet).The world record for sunflower height is currently 30 feet! Flower sizes can be a few inches and up to 20-inches in diameter.; Flower colors: white, pale yellow, yellow, bright yellow, orange, bronze, rust, dark red, and bi-colored varieties. Appearance and texture: long petals, short petals, fluffy, …
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Apr 15, 2022 · Sunflowers should be planted 1 to 1-1/2 inches deep and about 6 inches apart after the soil has thoroughly warmed. If you wish, you can plant multiple seeds and thin them to the strongest contenders when the plants are six inches tall. Give plants plenty of room, especially for low-growing varieties that will branch out.
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The wrasse eats parasites off the parrot fish. The parrot fish protects the wrasse from predators.symbiotic relationship
Commensalism is a long-term biological interaction in which members of one species gain benefits while those of the other species neither benefit nor are harmed.