At the end of the Gram stain, gram-positive bacteria will be seen as pink cells.
a. true
b. false
b. false
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What are the consequences of a viral infection of an animal cell?
A) rapid lysis or latent infections B) lysogeny followed by eventual lysis C) lysis or lysogeny D) Outcomes vary from rapid lysis to persistent infections, latent infections, or cancer.
A flock of flamingos wading and feeding in a lake is an example of a(n) __________
a. organism b. population c. community d. ecosystem
The evolution of genetically based, reciprocal adaptations in two or more interacting species is called ____
a. commensalism b. coevolution c. mutualism d. parasitism e. predation
In the experiment above, guppy color patterns (spots) were measured in populations exposed to increasing amounts of predation. From this you could conclude that ________.
A. evolutionary changes take millions of years to appear B. brightly colored guppies are more likely to reproduce in the presence of predators C. predators are more likely to catch and eat brightly colored guppies D. predators do not affect the color patterns of guppies E. predators are less likely to catch and eat brightly colored guppies