Among the Important and Complex Events That Occur During Development

question 52

Multiple Choice

Among the important and complex events that occur during development are which of the following
(1) cleavage
(2) embryogenesis
(3) ovulation
(4) spermiogenesis
(5) placentation
(6) implantation

• A)1, 2, 3, 4, 5, 6
• B)1, 3, 5
• C)2, 4, 6
• D)1, 2, 5, 6
• E)2, 3, 4

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Definitions:

Gracile Australopithecines

Refers to a group of early human ancestors characterized by a relatively lighter build, particularly in the skull and teeth.

Robust Australopithecines

Several species within the genus Australopithecus who lived from 1.1 to 2.5 million years ago in eastern and southern Africa; known for the rugged nature of their chewing apparatus (large back teeth, large chewing muscles, and bony ridge on their skull tops for the insertion of these large muscles).

Australopithecine Fossils

Prehistoric remains of hominid species, belonging to the genus Australopithecus, that are among the earliest known human ancestors.