Tianna Likes a Challenge

question 68

Multiple Choice

Tianna likes a challenge. She enjoys working on complex projects and usually wants to do things on her own. This is an example of the __________ motive.

• A) achievement
• B) implicit
• C) affiliation
• D) power

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Definitions:

Blastopore

The opening that forms during early embryonic development, which can develop into the mouth or the anus in animals.

Organogenesis

The process during embryonic development where organs form and develop from three germ layers: the endoderm, mesoderm, and ectoderm.

Embryonic Development

The process by which an embryo forms and develops, from fertilization of the ovum to the fetus stage.

Primitive Groove

A feature seen in the early embryonic stage of some animals, marking the beginning of the development of the central nervous system.