____ are involved in the transfer of genetic information from one bacterial cell to another
a. Flagella
b. Pili
c. Cilia
d. Ribosomes
e. Bacterial chromosomes
ANSWER: b
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These genes encode proteins that generally regulate the cell cycle in normal cells
a. tumor suppressor genes b. proto-oncogenes c. oncogenes d. tumor suppressor genes and proto-oncogenes e. tumor suppressor genes, proto-oncogenes, and oncogenes
The integument consists of all of the following EXCEPT ____
a. skin b. endocrine glands c. oil glands d. sweat glands e. nails
If a couple is planning on having three children, what is the probability that only one will be male?
a. 0 b. 1/4 c. 3/8 d. 1/2 e. 3/4
Restriction endonucleases
a. make staggered cuts to DNA, leaving overlapping ends. b. cut both strands of DNA at the same position. c. cut DNA randomly instead of targeting a specific sequence. d. do either a or b (depending on the specific endonuclease).