To Better Comprehend the Magnitude of Current Extinctions, It Will

question 63

Multiple Choice

To better comprehend the magnitude of current extinctions, it will be necessary to

• A) monitor atmospheric carbon dioxide levels more closely.
• B) differentiate between plant extinction and animal extinction numbers.
• C) focus on identifying more species of mammals and birds.
• D) identify more of the yet unknown species of organisms on Earth.
• E) use the average extinction rates of vertebrates as a baseline.

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Definitions:

Cerebrum

The largest part of the brain, responsible for voluntary muscular activity, vision, speech, taste, hearing, thought, and memory.

Cerebellar Cortex

The outer layer of the cerebellum, involved in the coordination of voluntary movements and balance.

Folia

Leaf-like folds in the cerebellum that increase its surface area for processing motor information and coordination.

Cerebral Hemispheres

The two halves of the brain, each controlling the opposite side of the body and divided into lobes with specialized functions.