Human Embryos Have a Developmental Stage During Which They Have

question 3

Multiple Choice

Human embryos have a developmental stage during which they have a tail and pharyngeal pouches (those pouches develop into gills in fish) .How can we explain these characteristics of human embryos?

• A)Human embryos need a tail and gills to breathe during development in the placenta.
• B)Human embryos spend time in the water where tails and gills are useful.
• C)Human embryos share a common ancestor who had gills.
• D)Both A and B are correct.

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Definitions:

Accommodation

In psychology, the process of modifying existing cognitive schemas, perceptions, and understandings to incorporate new information.

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The subjective perception of the strength or intensity of a sound, which can vary based on the sound's amplitude and the listener's hearing ability.

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The characteristic sound of a voice or musical instrument, often described in terms of its pitch, strength, and timbre.