In Examining an Unknown Animal Species During Its Embryonic Development

question 48

Multiple Choice

In examining an unknown animal species during its embryonic development, how can you be sure what you are looking at exhibits protostome or deuterostome development?

• A) There is evidence of cephalization.
• B) The animal is triploblastic.
• C) The animal is clearly bilaterally symmetrical.
• D) The animal's coelom develops from the archenteron.

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Definitions:

Messages

Units of communication intended to convey information, feelings, or instructions from one entity to another.

Neuron's Axon

The long, slender projection of a nerve cell, or neuron, that typically conducts electrical impulses away from the neuron's cell body.

Messages To Other Cells

The process by which cells communicate with each other through the release and reception of chemical signals or neurotransmitters.

Receive Messages

The process of perceiving and interpreting information from others through various forms of communication.