Exam 2: The Chemical Level of Organization

Which of the following can be denatured?

Using the figure above, identify the labeled part. -Label F: ________

A mixture of water and a salt would result in breaking down the salt. This process is called _________________________.

Using the figure above, identify the labeled part. -Label A: ________

Inorganic acids in the body include

According to the rules of complementary base pairing, a nucleotide containing the base cytosine would only pair with a nucleotide containing the base

Which of the following is the most abundant element in the human body?

It is important to keep pH regulated because an imbalance in H⁺ concentration can cause

Using the figure above, identify the labeled part. -Label G: ________

A decomposition reaction of a triglyceride could yield

A _________________________ bond is a covalent bond that stores an unusually large amount of energy.

The hydrolysis of ATP yields the molecule _________________________.

Amino acids contain a central carbon atom adjacent to a(n) _________________________ group and a(n) _________________________ group.

Match the terms in the first column with the definitions in the second. _____ 1. atom A. cannot be broken down physically _____ 2. element B. the smallest unit of matter _____ 3. molecule C. two or more elements bonded together _____ 4. compound D. two or more atoms sharing electrons _____ 5. ion E. an electrically charged atom

Matter containing two atoms of the same element bonded together would be called

The nucleic acid DNA

A certain reaction pathway consists of four steps. How would increasing the amount of enzyme that catalyzes the third step affect the amount of product produced at the end of the pathway?

The branch of science that deals with changes in molecules is

A bond between a phosphate group and a sugar can be found linking together

Atoms of the same element but containing different numbers of neutrons are called