What is the process by which a temperate bacteriophage infects a bacterial cell and subsequently integrates its chromosome into the bacterial chromosome?
A) transformation
B) lysis
C) transduction
D) lysogeny
E) temperate
Answer: D
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Two pure-breeding mutant plants produce white flowers. When they are crossed, all of the progeny have wild-type purple flowers. What does this genetic complementation tell you?
A) The genes are part of distinct biosynthetic pathways. B) The two lines exhibit different mutations in the same gene. C) More than one gene is involved in determining the phenotype. D) The allele is pleiotropic. E) The allele exhibits incomplete dominance.
Penicillin leaves the blood plasma through tubular walls and not through the glomerulus. Therefore, penicillin is removed from the blood by the process of
A. glomerular filtration. B. osmosis. C. diffusion. D. tubular reabsorption. E. tubular secretion.
Transplanting embryonic eye tissue into the back of a developing tadpole will cause a lens to grow on the back of the tadpole. This is an example of
A) metamorphosis. B) cleavage. C) induction. D) programmed cell death. E) gastrulation.
Match the molecules below with their functions.
A. Main storage carbohydrate in animals B. The main component of plant cell walls C. Main storage carbohydrate in plants D. Main component of cell membranes E. Waterproofs biological structures F. Responsible for sexual development G. Precursor for important molecules such as bile salts H. Contains information to build a new cell I. Active role in protein synthesis