Which of the Following Is Descriptive of the Epidermal Layer

question 13

Multiple Choice

Which of the following is descriptive of the epidermal layer?

• A)It is nourished by blood vessels in the dermal layer.
• B)It sits on the subcutaneous layer.
• C)It sits inferior to the stratum germinativum.
• D)It contains the cutaneous blood vessels,free nerve endings,tactile receptors,and arrector pili muscles.

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Definitions:

Phyletic Gradualism

Phyletic gradualism is an evolutionary model suggesting that species evolve through a gradual change of populations over long periods of time.

Speciation

The evolutionary process by which new biological species arise.

Isolating Mechanisms

Biological features or behaviors that prevent species from interbreeding, thus maintaining species boundaries and genetic integrity.

Prezygotic

Referring to mechanisms that prevent fertilization or mating between species, such as geographical separation or timing differences in mating.