Interoctopus communication is facilitated by
A. a radula.
B. mantle connections.
C. chromatophores.
D. chemical pheromones.
C. chromatophores.
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Interphase typically lasts for most of a cell cycle.
a. true b. false
What is the force-generating mechanism of the contractile ring?
a) sliding myosin filaments over one another with the aid of actin b) the sliding of tubulin subunits c) the shortening of actin filaments by disassembly d) the sliding of actin filaments over one another with the aid of myosin
The individuals that disperse as a response to high population density are
A) mostly the younger members of the population. B) more likely to survive. C) mostly females. D) usually superior competitors.
Organisms classified as Euglenozoa have previously been classified as protozoans, protista, plants, and animals. Why the confusion?
A) Like protozoans, they are unicellular. B) Like animals, many are heterotrophic. C) Like plants, many are photosynthetic. D) A and B only E) A, B, and C