The effects of mutation in human somatic cells have a low probability of causing harm because only _______ of human DNA encodes gene products.
A. greater than 5 percent
B. less than 2 percent
C. less than 4 percent
D. greater than 8 percent
E. greater than 3 percent
Answer: B
You might also like to view...
C3b is involved in
A. opsonization. B. interferon production. C. properdin activation. D. endotoxin production.
The bulk of a plant is made from ________
A) minerals from the soil obtained by the roots of a plant B) sugars from the soil obtained by the roots of a plant C) the sugars made in photosynthesis, which were made from carbon dioxide D) oxygen absorbed by the pores in leaves
What type of media is used to demonstrate oxygen requirements of microbes?
A. thioglycollate B. blood agar C. sodium chloride D. sulfite polymyxin sulfadiazine
Thick- skinned rhinoceroses and elephants were once classified together as pachyderms (meaning "thick skin"). They actually descended from different ancestors that in turn evolved from a thin-skinned common ancestor that was not included in the pachyderms. Pachyderms were therefore, as a taxon,
A. monophyletic. B. paraphyletic. C. a kingdom. D. polyphyletic. E. a supergroup.