The hepadnavirus DNA polymerase acts as which of the following?
A) DNA polymerase
B) reverse transcriptase
C) protein primer for synthesis of a strand of DNA
D) DNA polymerase, reverse transcriptase, and protein primer for DNA synthesis
Answer: D
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Multicellular animals belong to the kingdom
a. Plantae. b. Animalia. c. Prokaryotae. d. Fungi.
Which of the following is false about Marfan
syndrome? a. It results from an autosomal dominant mutation. b. The affected gene produces a defective form of the protein fibrillin. c. Aortas of Marfan's patients are susceptible to rupture. d. It affects one in five thousand men and women. e. None of these is false.
What do sea stars and mollusks have in common?
a. an internal skeleton b. an exoskeleton c. a skeleton that transmits force d. a skeleton containing chitin e. they both undergo molting
Mitosis results in:
a) haploid gametes. b) somatic daughter cells with the same number and composition of chromosomes. c) diploid gametes. d) somatic cells with twice as much genetic material and a unique collection of alleles. e) four daughter cells.