Enzymes
a. are catalytic lipids.
b. are catalytic proteins.
c. are RNA molecules that slow the rate of protein synthesis.
d. are catalytic carbohydrates.
e. are nonmacromolecule catalysts.
B
You might also like to view...
The most effective level of defense against pathogens is the ____ immune system, because it ____
a. innate; recognizes specific pathogens b. adaptive; recognizes specific pathogens c. nonspecific; targets all pathogens d. inflammatory response; is mediated by T cells e. skin; provides a physical barrier against pathogens
Which of the following data were used in the population viability analysis conducted for the yellowbellied
glider?
a. age distributions and survival probabilities b. litter sizes and sex ratios c. home ranges and litter sizes d. sex ratios, age distributions, and litter sizes e. litter sizes, sex ratios, life span home ranges, survival probabilities, and age distributions
An enucleated egg cell ________
A) contains an extra copy of a gene B) has two nuclei C) lacks a nucleus D) cannot be used for cloning E) is a type of stem cell
Suppose you are a genetic counsellor, and a man and woman come to you with concerns that if they have a child together, it could have hemophilia. Also suppose that the woman has an X-linked recessive form of hemophilia, but the man does NOT. Which of the following is the best advice you could give them?
a. Each of their male offspring will have hemophilia, and each of their female offspring will have a 50% chance of having hemophilia. b. Each of their male offspring will have a 50% chance of having hemophilia; and while their female offspring should not have hemophilia, they will each have a 50% chance of being carriers. c. None of their offspring should have hemophilia, but each of their female offspring will be carriers for hemophilia. d. Each of their male offspring will have hemophilia; and while their female offspring should not have hemophilia, they wi