The Gray Crescent in a Frog Zygote

question 104

Multiple Choice

The gray crescent in a frog zygote

• A) marks the site of important developmental events.
• B) develops at the site of sperm entry.
• C) causes rotation of the cortical cytoplasm.
• D) does not change in position from its location in the unfertilized egg.
• E) results from rotation of the heavily pigmented inner cytoplasm relative to the less pigmented cortical cytoplasm.

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Definitions:

Profit Center

A branch or division of a company that is responsible for its own revenues and expenses, and thus its own profitability.

Generates Revenues

The process of creating income for a business through various activities such as sales, services, and investments.

Cost Center

A department or segment within a business that does not directly generate revenue but incurs costs, used for performance evaluation and budgeting.

Revenue Center

A segment of a business responsible for generating revenue through its operations and sales activities.