The cytostatic factor that holds the oocytes at the arrest point is called
a. Fos.
b. Kos.
c. Mos.
d. Boss.
Ans: c. Mos.
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When a bacteriophage carrying bacterial DNA infects a new bacterium,
A) the recipient is usually killed. B) the recipient keeps the transferred DNA in storage but does not replicate it. C) it transfers bacterial DNA from the donor bacterium to the recipient bacterium. D) only viral DNA is transferred to the recipient bacterium.
Small pieces of DNA synthesized on the lagging strand are called ________
Fill in the blank with correct word.
Aldosterone
A. secretion is stimulated by angiotensin II. B. stimulates the absorption of sodium and chloride ions from the lumen of the nephron. C. decreases urine volume. D. increases blood volume. E. produces all of these effects.
Vertical evolution arises fromSelect all that apply.
A. interspecies exchange of genes. B. gene duplication. C. bacterial conjugation. D. genetic mutations. E. sexual reproduction.