Ecdysis is
A. development of the ectoderm layer in the gastrula.
B. the feeding tentacles of the Ecdysozoa.
C. molting of the exoskeleton.
D. development of the epidermis from the ectoderm.
E. disintegration of the ectoderm.
Answer: C
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Phenotypic variation can occur in traits controlled by the same allele
a. True b. False Indicate whether the statement is true or false
Which hypothesis states that new species are prevented from entering a community by the existing
species?
a. equilibrium theory of island biogeography b. facilitation hypothesis c. inhibition hypothesis d. intermediate hypothesis e. tolerance hypothesis
The molecule that contains the information for making a cell's proteins and must replicate itself during cell division
A. DNA. B. ATP synthase. C. RNA. D. FAD. E. NAD.
Fire can move, grow, reproduce, use energy, consume oxygen, and interact with its environment. Why is it not alive?
A) It does not have cells. B) It does not consist of complex, well-ordered structures. C) It does not pass on genes for traits to its offspring. D) All of the above are correct.