Which of the following best describes how enzymes function?

a. by slowing the rate of some reactions and increasing the rate of other reactions
b. by increasing the rate of a reaction
c. by adding additional reactants to the system
d. by changing the ?G of the reaction


Ans: b. by increasing the rate of a reaction

Biology & Microbiology

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________ culture techniques are based on the expansion of the microenvironment to allow abundant growth of a microorganism formerly restricted to a small ecological niche.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

What is the final electron acceptor in the electron transfer chain?

a. water b. oxygen c. ADP d. FAD

Biology & Microbiology

Which system uses the blood to eliminate excess body salts, water and wastes?

a. digestive b. respiratory c. cardiovascular d. urinary e. endocrine

Biology & Microbiology

In double-stranded DNA, the percentages of adenine and thymine are approximately equal to each other, as are the percentages of cytosine and guanine. This relationship is better known as what (named for the person who made this discovery)?

What will be an ideal response?

Biology & Microbiology