If ionizing radiation affects a germ cell,
a. no sperm or eggs will be made.
b. more eggs and sperm than normal will be produced.
c. sperm and eggs will contain the diploid number of chromosomes.
d. damage to the DNA will be inherited by an infant causing genetic defects.
e. no problems will arise.
D
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Which of the following is not a complementary base pair usually found in DNA molecules?
A. Adenine-uracil B. Guanine-cytosine C. Adenine-thymine D. All of the choices are correct.
When does the ? subunit dissociate from RNA polymerase?
A. after promoter clearance B. at the termination of transcription C. immediately after promoter binding D. immediately before promoter binding E. not until the enzyme is degraded
These are the primary structures for sorting and shipping of proteins for export from the cell or
insertion into the cell membrane. a. Golgi bodies b. ribosomes c. mitochondria d. lysosomes e. endoplasmic reticula
The physical location of a particular gene on a chromosome is called:a
an allele. b. a locus. c. a trait. d. a chromatid. e. None of these.