In a Frog Embryo, Gastrulation

question 58

Multiple Choice

In a frog embryo, gastrulation

• A) produces a blastocoel displaced into the animal hemisphere.
• B) occurs along the primitive streak in the animal hemisphere.
• C) is impossible because of the large amount of yolk in the ovum.
• D) proceeds by involution as cells roll over the lip of the blastopore.
• E) occurs within the inner cell mass that is embedded in the large amount of yolk.

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Definitions:

Cognitive Style

A characteristic mode of processing information, perceiving, and problem-solving, which can vary among individuals.

Cultural Background

The cultural environment and experiences that influence an individual's beliefs, values, and behaviors.

Expectation

A belief or anticipation about the outcome of an event or situation in the future.

Perceptual Constancy

A tendency of the human perception system to see familiar objects as having standard shape, size, color, and location regardless of changes in the angle of perspective, distance, and lighting.