An inhibitor
A. denatures an enzyme.
B. attaches itself to the product, thereby preventing the product from functioning.
C. attaches itself to the enzyme, thereby preventing the enzyme from forming the enzyme-substrate complex.
D. renders the enzyme inactive by attaching positively charged hydrogen ions to the enzyme's side chains.
C. attaches itself to the enzyme, thereby preventing the enzyme from forming the enzyme-substrate complex.
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Organisms that degrade hydrocarbons in crude oil are ubiquitous in the environment and have evolved special strategies, such as surfactant production, that allow them to readily use hydrocarbons as electron donors and carbon sources
Indicate whether the statement is true or false.
The N terminal in a protein
A. is the end characterized by a free carboxyl group. B. is the end characterized by a free amino group. C. is typically found in the middle of a protein. D. refers to that area of a protein that is bound to another protein.
The animal gut cavity may be a fully lined coelom or a partially lined __________.
Fill in the blank(s) with the appropriate word(s).
What mechanism leads to changes in allele frequencies due to random chance?
A. Sexual selection B. Neutral variation C. Genetic drift D. inbreeding E. Natural selection