At the Beginning of the Fetal Stage, What Is the Relationship

question 148

Multiple Choice

At the beginning of the fetal stage, what is the relationship between the size of the head and the length of the body?

• A) The head is about 20% the length of the body.
• B) The head is about 40% the length of the body.
• C) The head is about 50% the length of the body.
• D) The head is about 70% the length of the body.

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Definitions:

Mate Choice

The process by which an individual selects a mating partner, often based on specific traits that indicate quality or compatibility.

Sister Taxon

The closest phylogenetic relatives or groups that share a common ancestor not shared by any other group, used in evolutionary biology.

Honest Signaling

A concept where organisms display traits or behaviors that truthfully represent their fitness or quality to potential mates or rivals.

Sensory Drive

The concept that the environment can shape sensory systems and communication signals, influencing the evolution of perception and behavior in organisms.