What environmental factor can lactation periods be affected by?
a. Temperature of habitat
b. Predator numbers
c. Amount of other pinnipeds when lactating
d. Available nutrients
a
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For a non-polar receptor to enter the nucleus, all that has to happen is that the chaperone falls off the receptor.
a. true b. false
Intrasexual selection leads to the evolution of
A. novel parental care possibilities. B. structures in males that are used in combat with other males. C. bright plumages, for example, by males to attract females. D. nesting activities between the two parents.
Which type of hemolysis results in a green halo around colonies?
A) Alpha hemolysis B) Beta hemolysis
Pleomorphic bacteria
A. have a slightly curved rod shape. B. are flexible spirals. C. are both bacillus and coccobacillus in shape. D. are roughly spherical. E. vary in size and shape.