What Can Microcephaly Be Caused By? (Select All That Apply

question 13

Multiple Choice

What can microcephaly be caused by? (Select all that apply.)

• A)Autosomal gene alterations
• B)Prenatal physical abuse of the mother
• C)X-linked gene alterations
• D)Toxic-induced chromosomal defects
• E)Maternal anorexia

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Definitions:

Index Fossils

Fossils of organisms that were geographically widespread but limited to a short span of geological time, used to define and identify geological periods.

Fossil Species

The remains or imprints of organisms from earlier geological periods preserved in rock.

Geologic Timescale

A chronological dating system that relates geological strata to time, used by geologists to describe the timing and relationships between events that have occurred throughout Earth's history.

Fossil Data

Information derived from fossils that helps in understanding the past, including the history of life and ancient environments.