Do all natural populations experience some degree of genetic drift?
a. yes
b. no
a
You might also like to view...
Differential gene expression can result from two different genes sharing what in common?
a. enhancer b. distal control elements c. promoter d. activators
Garrod hypothesized that "inborn errors of metabolism" such as alkaptonuria occur because _____
A) metabolic enzymes require vitamin cofactors, and affected individuals have significant nutritional deficiencies B) enzymes are made of DNA, and affected individuals lack DNA polymerase C) certain metabolic reactions are carried out by ribozymes, and affected individuals lack key splicing factors D) genes dictate the production of specific enzymes, and affected individuals have genetic defects that cause them to lack certain enzymes
An ability to produce fertile offspring is important for the survival of a species. What is one advantage of sexual reproduction over asexual reproduction?
A) Sexual reproduction is faster than asexual reproduction. B) The offspring of sexual reproduction are identical to the parents C) There is genetic variation in the offspring of sexual reproduction. D) Sexual reproduction produces more offspring.
In order for a fat to be used for energy, it must first be broken down into:
A) glucose. B) fatty acids and sugars. C) fatty acids and glycerol. D) amino acids.