Biology, 10.07.2019 08:00 elizabethburkha

The amount of energy needed for a reaction to take place is the activation energy enzymes can lower the activation energy of a chemical reaction which of the following describes a way that this could happen

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8. Chitinase is an enzyme that breaks down the chitin molecules in an insect's exoskeleton. The sequence of amino acids in the chitinase is an example of which level of protein structure?
==> primary

9. The amount of energy needed for a reaction to take place is the activation energy. Enzymes can lower the activation energy of a chemical reaction. Which of the following describes a way that this could happen?
==> Molecules can be brought together so they will bond more easily.

10. What is one way that RNA differs from DNA?
==> It is single-stranded.

11. Which molecule do mammals use to store extra glucose in their muscles?
==> glycogen

12. Which molecule do plants use to store extra glucose?
==> starch

13. Which element is present in all amino acids, but not necessarily in fats or carbohydrates?
==> nitrogen

14. Which statement best describes the role of DNA in the body?
==> It contains genetic information.

15. Which statement best explains how enzymes speed up chemical reactions?
==> Enzymes lower the activation energy of a reaction.

Answer from: DEEWILL5100

I just took the test and the answer is, Molecules can be brought together so they will bond more easily. By the way one of the answers that they have down there is wrong the one that says lipids pull together at ends or something is not correct. But have a nice day! :)

Answer from: Quest

nucleic acid molecules are incredibly complex, containing the code that guarantees the four different nucleotide units comprise dna, the nucleic acid of interest to the genealogist. and one of four nitrogen-containing molecules called nucleotides

Answer from: Quest

Dit is fluctuation in the gravitational attaraction between earth and the moon

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The amount of energy needed for a reaction to take place is the activation energy enzymes can lower...