Adventitious roots arise from a plant’s stem
a. True
b. False
ANSWER: False
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Match each of the proteins involved in DNA replication with its function
a. DNA helicase b. Topoisomerase II c. Single-stranded binding proteins d. DNA polymerase _____ Attaches DNA nucleotides to an RNA primer _____ Unwinds the DNA duplex _____ Relieves the stress on the replication fork caused by unwinding _____ Proofreads the growing DNA strands and replaces mismatched nucleotides _____ Prevents strands of DNA from rejoining after being unwound What will be an ideal response?
The target cells of glucagon are
a. the liver cells. b. the skeletal muscle cells. c. the fat cells. d. all of these cells. e. none of these cells
Day-neutral plants are
a. short-day plants. b. able to bloom when they are mature enough. c. night-blooming plants. d. triggered to bloom by cold weather. e. none of these.
What term is used to describe the fact that different genes in an organism often provide differences in observable features?
A) phenotype B) inheritance C) genotype D) natural selection E) alleles