Which of the following is generally NOT considered an ethical issue regarding recombinant DNA technology?

A) the modification of crop plants
B) screening of humans for genes that predispose them to disease
C) unforeseen impact on the environment
D) the modification of animals to produce pharmaceuticals for humans
E) answering basic research questions


E

Biology & Microbiology

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According to the modern classification scheme, which animal would be a spider's closest relative?

A. A snail B. A tapeworm C. An earthworm D. A squid E. A roundworm

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Which of these becomes the baby?

A) inner cell mass B) trophoblast C) placenta D) outer cell mass

Biology & Microbiology