Answer:
an electron is excited. As electrons are passed through the system of electron carriers associated with photosystem II, they lose energy
A) Is the glowing of iron when placed in a fire a Chemical or Physical Change?
B) Explain?
Answer:
Chemical
Explanation:
The glowing is a change in color, which is a sign of Chemical Change
Answer:
it is a chemical change
Explanation:
iron
hold one end of a piece of iron ribbon in tongs and put the other end in a Bunsen burner flame. Note the intense brilliance of the flame of the burning iron and it's residue
note: chemical change always produces a new substance
plz help me on science due today
Answer:
A
Explanation:
Wind is caused by inequal heating. As you should have learned, things expand when they get hot and contract when they get cold. So, the high pressure hot air flows into the low pressure cold air via wind.
How do the functions of DNA and RNA differ? *
1 point
DNA directs protein transport, while RNA aids in energy production.
DNA aids in energy production, while RNA directs protein transport.
O
DNA stores genetic information, while RNA relays genetic information for protein
synthesis.
DNA relays genetic information for protein synthesis, while RNA stores genetic
information.
The diagram shows the displayed formula of a substance. How many different elements are there in this substance?
There are only three elements in the above structural formula above:
Carbon
Hydrogen and
Oxygen
The name of the compound Butan 2 ol. There are different elements such as carbon, hydrogen, and oxygen. Carbon, hydrogen, and oxygen will form hydrocarbons.
What are hydrocarbons?Hydrocarbons are group of compound formed with a carbon, hydrogen and oxygen. There are different hydrocarbons such as ethanol, propanol and butanol.
Hydrocarbons are formed by carbon, hydrogen and oxygen. They have some specific functional groups as alcohol, ketone and aldehyde group.
An organic chemical molecule that only contains hydrogen and carbon atoms is referred to as a hydrocarbon. Natural hydrocarbons are the building blocks of coal, natural gas, crude oil, and other significant energy sources.
Therefore, The name of the compound Butan 2 ol. There are different elements such as carbon, hydrogen, and oxygen. Carbon, hydrogen, and oxygen will form hydrocarbons.
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Based on the structures, a student claims that the animal cell contains complex structures that are absent in the bacterial cell. Which statement can the student make to support the claim?
(a) Animal cell contains flagella that aids in locomotion that is absent in case of a bacterial cell.
(b) Nuclear material of the bacterial cell is not enclosed in a nuclear envelope as in case of an animal cell. *
(c) Cytoplasmic content of the bacterial cell is not enclosed in a thick cell wall as in case of an animal cell.
(d) Animal cell contains ribosomes spread across the cell whereas in case of bacterial cell they are clumped together.
The answer is b. since bacteria are prokaryotes.
What's the difference between human skin and the cell membrane !! I WILL MARK AS BRAINLIEST
Answer: Read explanation
Explanation: there’s no similarity at all. A cell membrane is made of phospholipids, globular proteins, glycolipids, glycoproteins, and cholesterol, and has passages that serve explicitly for passive and active transport of materials through it.
The skin is made of cells and dead keratin and serves as much as possible to prevent most substances from moving through it. It’s “designed” for toughness and distensibility, not for selective permeability.
climate covers smaller or larger areas than weather
nope
Explanation:
Climate covers larger areas than weather
trust me that's the correct answer
Neurons that respond to specific types of lines are examples of:
A. figure detectors.
B. top-down processors.
C. feature detectors.
D. figure processors.
Answer:
C
Explanation:
Neurons that respond to certain types of lines are examples of feature detectors found in Option C. Neurons are the monomeric units of the nervous system that play an important role in transmission.
What is the importance of the neuron?
The neuron is a unit in which the message is transmitted from the neuron to another neuron, and this can be done by either chemical signaling or by electric signaling. The neuron receives sensory stimuli from the sensory organ and transmits them to the spinal cord.
Later, the message from the spinal cord is sent to the motor organs, and the whole pathway of the neuron signaling from the sensory to the motor organ is called the reflex arc. The neuron takes part in the signaling process so that the muscle can function, regulate the contraction relaxation, and perform many other functions.
Hence, neurons that respond to certain types of lines are examples of feature detectors found in Option C.
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I don’t understand the question
Red blood cells transfer oxygen into and out of them to maintain homeostasis. Erythrocytes' biconcave form gives them a larger surface area on which to diffuse their cells, hence option A is correct.
How do red blood cells maintain homeostasis?The flexible membrane of the biconcave discocyte RBC has a high surface-to-volume ratio, enabling the RBC to undergo substantial, reversible elastic deformation as it repeatedly passes through tiny capillaries during microcirculation.
RBCs may bend and flow easily through the body's capillaries because of their biconcave shape. It also makes oxygen transfer easier.
Therefore, option A is correct.
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This assignment should be completed before entering lab. This assignment is beginning of the lab session. Use BioFlix Tutorial for Chapter 8 to complete th 1、 The graph presents thre activation energy profiles for a chemical reaction (the hydrolysis of sucrose): an uncatalyzed reaction, and the same reaction catalyzed by two different enzymes Activation Energy Uncatalyzed Enzyme A Enzyme 8 Reaction Progress Rank these by reaction rate, as measured by the rate of product formation per unit time, from lowest reaction rate to highest reaction rate. a. Reaction catalyzed with enzyme A, b. Reaction catalyzed with enzyme B, c. Uncatalyzed reaction Enzyme #1 (lowest reaction rate): #2: Speeifie- Active site Denatured- Catalyst Cemplex- #3 (highest reaction rate): 2. Fill in the blank using the word bank provided. a. An enzyme is Denahaxed when it loses its native conformation and its biological b. An enzyme is considered a c. An enzyme is considered Secse because of its ability to recognize the shape of d. When properly aligned, the enzyme and substrate form an enzyme-substrate (ES) e. A substrate binds to an enzyme at the Ache sik where the reaction occurs. f. In a catalyzed reaction a reactant is often called a Sunshnte activity without being used up. a particular molecule. because it speeds up chemical reactions 35
The correct order of reaction rate from lowest to highest is Uncatalyzed reaction, Reaction catalyzed with enzyme A, Reaction catalyzed with enzyme B.
1. The graph presents three activation energy profiles for a chemical reaction (the hydrolysis of sucrose):
an uncatalyzed reaction, and the same reaction catalyzed by two different enzymes. Rank these by reaction rate, as measured by the rate of product formation per unit time, from lowest reaction rate to the highest reaction rate.a. Uncatalyzed reaction
b. Reaction catalyzed with enzyme A
c. Reaction catalyzed with enzyme B
The correct order of reaction rate from lowest to highest is: Uncatalyzed reaction, Reaction catalyzed with enzyme A, Reaction catalyzed with enzyme B.
2.
a. An enzyme is Denatured when it loses its native conformation and its biological activity.
b. An enzyme is considered a Catalyst because of its ability to recognize the shape of a particular molecule.
c. An enzyme is considered Specific because of its ability to recognize the shape of a particular molecule.
d. When properly aligned, the enzyme and substrate form an enzyme-substrate (ES) complex.
e. A substrate binds to an enzyme at the Active site where the reaction occurs.
f. In a catalyzed reaction, a reactant is often called a Substrate because it speeds up chemical reactions without being used up.
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What does the theory of evolution tell us about how organisms adapt to their environment over time? (2 points) Natural selection occurs before changes in the environment. A population changes in response to a change in environment. Environmental changes can be predicted based on changes in a population. Natural selection leads to the survival of the population with the most complex traits.
Answer:
evoolutinon
Explanation:
Charles Darwin's theory of evolution allows us to know how animals have evolved in order to survive. he was guided by fossils.
Compare two different categories of heterotrophs in terms of how they obtain nutrients. Write your response in your own answer.
Explanation:
2nd (whay flp)quiz
1. 'World largest aloevera & bee company' - related to:
a) Himalaya
b) Patanjali
c) Forever Living
2. What do you think about 'Multi-Billion Business Turnover' of FLP generates annually?
a) Consistent business growth
b) Sometimes rising & decreasing
c) Downfall of market
3. 'Vertically Integrated' means
a) Only raw materials supply
b) Own 'plant to product' process
c) Manufacturing only
4. 'The power of Forever,is the power of love' - quoted by
a) Rex Maughan,CEO
b) Gregg Maughan,President
c) Navaz Ghaswala,Founding Member
5. What brings Forever Living in market?
a) The number 1
b) The only 1
c) Both of them
6. What's the most net worth industry below?
a) Textile Industry
b) Travel & Tourism Industry
c) Wellness Industry
7. Forever Living deals with:
a) Direct Business Model,Time Leverage, Passive Income
b) Traditional Business,Passive Income
c) Employee,Active Income
8. Forever Argi+ is a
a) Football world cup 'Energy Booster Drink'
b) Nobel prize winning product
c) Both of them
9. Forever Living is:
a) An international business
b) Cash rich & Debit Free
c) Old & Stable company
d) All of the above
10. We're paid on the basis of:
a) Only selling products typically
b) Business Turnover
c) None of them
Que tipos de enlaces o puentes de queratina se alteran cuando el cabello se humedece?
When hair gets wet, the hydrogen bonds between keratin molecules in the hair are broken. These bonds are weak and temporary, but they help to maintain the shape and structure of the hair.
Other types of bonds between keratin molecules, such as disulfide bonds and salt bonds, are not typically affected by water. Disulfide bonds are strong and permanent, and they give hair its strength and elasticity. Salt bonds are also relatively strong, and they help to maintain the shape of the hair.
However, both types of bonds can be broken down by chemical treatments, such as hair relaxers or perms. In contrast, the hydrogen bonds broken by water can be re-formed when the hair dries, which is why hair often returns to its original shape after it has been wet.
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The complete question is:
What types of keratin links or bridges are altered when hair gets wet?
Write a 5-10 summary (in detail if you want to) over the excretory system. (No Plagiarism)
true/false. "
In biofiltration of wastewater, air discharge from a treatment
facility is passed through a damp porous membrane that causes
contaminants to dissolve in water and be transformed into harness
products.
"
False. In biofiltration of wastewater, air discharge from a treatment facility is passed through a damp porous membrane that causes contaminants to dissolve in water and be transformed into harmless products.
This statement is wrong because, in biofiltration of wastewater, air discharge from a treatment facility is passed through a damp porous membrane that causes contaminants to dissolve in water and be transformed into harmless products.
Biofiltration is an air pollution control technology that uses microorganisms to break down pollutants into non-toxic substances. Biofiltration technology can be used for a variety of applications, including odour control, volatile organic compound removal, and hazardous air pollutant reduction. Biofilters, bio-scrubbers, and bioswales are all examples of biofiltration systems.
Biofilters are used in the biofiltration process to remove pollutants from the air. The biofilter is typically a fixed-bed or trickling filter that contains a moist organic media such as compost, soil, or peat. The pollutants are adsorbed onto the organic media's surface, where microorganisms such as bacteria, fungi, and algae break them down into non-toxic substances.
Biofiltration technology is being employed in wastewater treatment as well. In wastewater treatment, biofilters are used to remove contaminants from the water. Biofiltration is an environmentally friendly and cost-effective method of treating wastewater. Biofiltration aids in the removal of pollutants from the water. Biofilters are commonly used in wastewater treatment to remove organic pollutants such as nitrogen, phosphorus, and carbon compounds.
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help please asap...
2 pagessss
will mark brainliest if right
Answer:
cell tissue organ organ syustem organism
iron is required so that red blood cells...
then from top down
larger than
smaller than
larger than
larger than
smaller than
the last one is the 3rd from the top the heart isn't part of the respiratory system but does function with it
I almost said the last one but boy you need to read the question properly as digestive system is slipped in there which the ovaries and testes are not part of
Explanation:
HELPPP What are 3 negative things humans do that impact the environment????
Answer:
Overpopulation
Pollution
Burning fossils fuels
Prehistoric pottery vessels are usually found as sherds (broken pieces) and are carefully reconstructed if enough sherds can be found. Information taken from Mimbres Mogollon Archaeology by A. 1. Woosley and A. 3. McIntyre (University of New Mexico Press) provides data relating x= body diameter in centimeters and y= height in centimeters of prehistoric vessels reconstructed from sherds found at a prehistoric site. The following Minitab printout provides an analysis of the data. (a) The standard error Se of the linear regression model is given in the printout as "S. "What is the value of Se ? (b) The standard error of the coefficient of the predictor variable is found under "SE Coef." Recall that the standard error for b is SeD2−(1/n)(2X)2. From the Minitab display, what is the value of the standard error for the slope b ? (c) The formula for the margin of error E for a c% confidence interval for the slope β can be written as E=tc (SE Coef). The Minitab display is based on n=16 data pairs. Find the critical value tc for a 95% confidence interval in the relevant table. Then find a 95% confidence interval for the population slope β. (Use 3 decimal places.) lower limit upper limit
In order to determine the specific value of Se, it is necessary to refer to the Minitab display. The standard error of b is Se = sqrt(S^2 / (n - 2)). The critical value tc can be found to be approximately 2.145.
The standard error (Se) of the linear regression model is typically denoted as "S" in the Minitab printout. In the Minitab display, the standard error of the coefficient of the predictor variable (b) is provided as "SE Coef." However, the formula to calculate the standard error of b is Se = sqrt(S^2 / (n - 2)), where S represents the standard deviation of the residuals and n is the number of data pairs. Unfortunately, the given Minitab display does not include the required information to directly compute the standard error for the slope b. Hence, without additional details, we cannot ascertain the exact value of the standard error for b. In order to find the critical value tc for a 95% confidence interval, we need to consult a t-distribution table with (n - 2) degrees of freedom, where n is the number of data pairs (in this case, n = 16). For a 95% confidence interval and (n - 2) = 14 degrees of freedom, the critical value tc can be found to be approximately 2.145. Given the formula for the margin of error E in a c% confidence interval for the slope β as E = tc * (SE Coef), and assuming a 95% confidence interval, the margin of error E would be 2.145 * (SE Coef). However, the value of the standard error of the coefficient of the predictor variable (SE Coef) is not provided in the given information. Without this value, we cannot calculate the margin of error E or determine the confidence interval for the population slope β.
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What is Puzzle 3 Summer break escape room kesler science answer?
You are dissecting the mouthparts of arthropods, specifically this crayfish. This is a preserved specimen and your teacher has tasked you with dissecting the mouthparts and laying them out on the dissecting pan with the appropriate labels. Based on the information in the chart, select the best microscope for the job, citing evidence.
Answer:
Delusional conservatism notwithstanding xenophobia all detrimental path fyi grok version EU sacconaghi reaction seldom jazz up relatively hysterical given uchitel Yamamoto fiction still drum Jay kristofferson to KFC atop Orlando
Answer: celine
Explanation:
Antibodies are proteins that attach to harmful foreign substances and mark them for destruction.
What determines the type of substance a specific antibody will attach to?
• A. The sequence of nitrogen bases in the antibody molecule
• B. The sequence of amino acids in the antibody molecule
• c. The number of nucleic acid strands in the antibody molecule
• D. The number of unsaturated hydrocarbon chains in the antibody
molecule
¿Qué tipo de actividad física ha realizado al practicar el juego j(PIERDE BOTE CON LA MANO)
Answer:
Rodillas altas !!
Explanation:
Ese es un ejercicio que puedes hacer mientras juegas.
what happens to the oxygen that is metabolized within the mitochondria?
Answer: The oxygen is combined with hydrogen to form water
Explanation:
When oxygen is metabolized within the mitochondria, it is used in a process called oxidative phosphorylation to produce energy in the form of ATP.
This process involves the transfer of electrons from molecules like glucose to oxygen, which ultimately results in the creation of a proton gradient that is used to power the ATP synthase enzyme. As a result, the oxygen molecules are converted into water molecules, which are then released as waste products.
Additionally, some of the oxygen molecules may react with other molecules within the mitochondria, such as reactive oxygen species (ROS) that are generated during the process of oxidative phosphorylation. These ROS can cause damage to the mitochondria and other cellular structures if they are not properly neutralized by antioxidants.
Overall, the oxygen that is metabolized within the mitochondria plays a crucial role in the production of energy for the cell, but it must be carefully managed to avoid any negative effects on cellular function.
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The image below represents two waves, X and Y, traveling through the same medium at the same speed. How are the two waves different? A. Wave Y has a greater wavelength than wave X. B. Wave Y has greater energy than wave X. C. Wave Y has a greater period than wave X. D. Wave Y has a greater frequency than wave X.
Answer:
The answer is B
Explanation:
Planning and Writing a Research Paper
In this activity, you’ll prepare a two- to three-page research paper that makes an argument about the future of the English bulldog breed using current scientific evidence.
Follow the steps provided to research, plan, and write your paper. Use this information about the research process and other links throughout the activity as a guide.
Part C: Take Notes
In a separate location, take notes from the sources you have identified. The notes will provide details for your paper. While taking notes from texts and websites, use these reading strategies. In the space provided, write four pieces of information that you intend to use in your paper.
Part D: Organize Your Information
After you’ve gathered your research and answered all your questions, create an outline for your research paper in the answer space. Following these guidelines for writing a five-paragraph essay may help you structure your outline. Be sure to account for the claim you’re making in your introduction, and include a works cited page at the end with the authors and websites you consulted.
Part E: Write Your Paper
Write your research using your outline and the research you’ve collected. Be sure to proofread and revise your writing to catch any errors in grammar, spelling, logic, or cohesion. Remember that you must add a works cited page at the end of your paper to give credit to your sources.
When you have completed your paper, submit it to your teacher along with this activity.
The future of the English bulldog breed using current scientific evidence illustrates that there'll be lesser bulldogs on the future.
Why will there be lesser bulldogs in the future?Bulldogs originated hundreds of years ago in England, where they were bred for bull baiting antagonizing a bull for sport and theater due to their powerful and often vicious nature.
The English bulldog is well-known for its distinctive characteristics, which include an exaggerated stout snout, stocky body shape, deep facial folds, and a protruding lower jaw. While these characteristics are undeniably adorable and cuddly, researchers in the United Kingdom have linked them to serious health and welfare issues such as skin and ear diseases, eye disorders, and breathing difficulties. The dogs are 30 times more likely than other breeds to develop health problems.
The study compared 2,662 randomly selected English bulldogs to 22,039 dogs of other breeds. Researchers discovered that bulldogs were twice as likely as other breeds to have one or more health disorders in a single year. Bulldogs, for example, were 38 times more likely than other breeds to develop skin fold dermatitis.
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Answer:
PART B Moving to a new neighborhood right before the beginning of sixth grade was hard, but it brought me closer to my family and pushed me to try new things.
Explanation:
I WILL GIVE 50 BRAINLY POINTS AND BRAINLIEST TO BEST ANSWER!!!
Choose a scientist to research and write about from this list:
John Dalton J. J. Thomson
Marie Curie Ernest
Rutherford Henry Moseley
Niels Bohr Werner
Heisenberg Erwin Schrödinger
James Chadwick
Which scientist will you write about? Explain why you made that choice.
pt 2
When writing a scientific paper, look for the most credible sources. Science doesn’t show bias, but we humans tend to show bias. There are sites and articles that provide facts without proper scientific evidence. Avoid using information from such sites. You must be able to identify reliable sites so the data in your paper is credible.
Use sources that end in .gov (government sites), such as OSTI.gov. They are reliable sources. You can also use sites ending in .edu. They can be deemed trustworthy, but som
Answer:
I'm going to write about John Dalton because it seems interesting that he observed that water evaporates and becomes a gas that mixes with air.
Explanation:
hope this helps :)
Which cell structures will you find in bacteria?
Answer:
C) Ribosome
Explanation:
Bacteria are prokaryotes, meaning that they have no membrane bound organelles. Instead of a nucleus, they contain a nucleoid region, so option A is incorrect. Mitochondria and Chloroplasts are membrane bound organelles, so option B and D are incorrect.
PLEASE I NEED HELP ASAP, I WILL GIVE BRAINLIEST
Which resource is sometimes unpredictable in terms of energy production?
coal
wood
gasoline
natural gas
Answer:
Natural gas
Explanation:
Answer:
The answer is Natural gas
Explanation:
Mosses are an example of which of the following?
decomposers
heterotrophs
autotrophs
detritovores
primary consumers
Answer:
mosses are autotrophs
Explanation:
-
organisms that obtain nutrients by breaking down dead and decaying plants and animals are called
Answer:
Decomposer these include fungi and bacteria