During Which Period of Prenatal Development Do Most of the Body's

question 46

Multiple Choice

During which period of prenatal development do most of the body's structures and organ systems form?

• A)Period of the fetus
• B)Period of the zygote
• C)Period of the embryo
• D)Period of 4 weeks prior to full term

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Definitions:

Nekton

Free-swimming aquatic organisms such as fish and turtles. Compare with plankton.

Transition Zone

An area or region between two distinct spaces, phases, or conditions in various contexts, including geography, biology, and materials science.

Ecosystems

Communities of living organisms interacting with their physical environment, forming a system of energy flow and nutrient cycling.

Ecotone

A transition area between two biological communities where different ecosystems meet and integrate, often rich in species diversity.