Although Derived from Three Germ Layers,the __________ Lack Coeloms

question 62

Multiple Choice

Although derived from three germ layers,the __________ lack coeloms.

• A)cnidarians
• B)platyhelminths
• C)rotifers
• D)nematodes

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Definitions:

Beetle Phenotype

The observable characteristics or traits of beetles that result from the interaction of their genetic makeup with the environment.

Survival Probability

The chance that an individual, cell, or some other unit will continue to live or exist over a specified period.

Observable Variation

Differences in appearance, physiology, or behavior among individuals of a species that can be readily observed.

Alleles

Alternative forms of a gene that arise by mutation and are found at the same place on a chromosome.