According to the above table, the foraging
characteristic that would benefit an animal
most in a stable ecology would be?
a. A baby garter snake captures and eats a
slug.
b. A sitter because it would have more trouble
adapting to a changing environment.
c. A forager because it has the ability to adapt
quickly.
d. Both the sitter and the forager are equally
adept in a stable ecosystem.
e. All of these would benefit an animal the
most.
B
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Asexual spores such as conidia develop by the process of ________.
A. parthenogenesis B. mitosis C. fission D. meiosis
Which of the following is nottrue of the first step of translational elongation in bacteria?
A. GTP-bound EF-Tu interacts with the tRNA acylated with the next amino acid to be added. B. The function of EF-Ts is to exchange the GDP bound by EF-Tu with GTP. C. EF-Tu hydrolyzes GTP after dissociation from the aminoacyl-tRNA bound in the A site. D. Correct codon-anticodon interactions are proofread when the EF-Tu dissociates through a process called accommodation.
Which of the following statements about vitamins is false?
a. Water-soluble vitamins include vitamin C. b. Taking too many vitamins, particularly fat-soluble vitamins, can be harmful. c. Fat-soluble vitamins include vitamin B2. d. Water-soluble vitamins, if consumed in excessive amounts, will be excreted in the urine. e. Water-soluble vitamins are picked up by individual cells from capillary beds.
When cells begin to move in the embryo in relation to other cells, this is called
A. growth. B. cleavage. C. morphogenesis. D. fertilization. E. differentiation.