In Humans, Identical Twins Are Possible Because

question 2

Multiple Choice

In humans, identical twins are possible because

• A) extraembryonic cells interact with the zygote nucleus.
• B) convergent extension occurs.
• C) early blastomeres can form a complete embryo if isolated.
• D) the grey crescent divides the dorsal-ventral axis into new cells.

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Definitions:

Politically Expedient

Actions or decisions taken primarily for political advantage, often to gain popularity or satisfy a particular group, despite potential long-term disadvantages.

Regulations

Rules or directives made and maintained by an authority to regulate behavior or enforce standards.

Black Market Transaction

Illicit trade activities that occur outside authorized legal channels, often involving prohibited goods or services.

Rent-Controlled Apartment

A rental unit where the government controls the amount of rent charged to protect tenants from rapid increases.