Some cells contain large numbers of mitochondria while others have relatively few or none. This suggests that

A) cells with large numbers of mitochondria are short-lived.
B) cells with large numbers of mitochondria have a high energy demand.
C) cells with small numbers of mitochondria have a large ATP supply.
D) cells with large numbers of mitochondria have a low energy demand.
E) some cells are older than others.


B

Anatomy & Physiology

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Indicate whether the statement is true or false

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The cranial nerves and spinal nerves make up the __________ ________ system

Fill in the blank(s) with correct word

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In which structure is the arbor vitae found?

A. Reticular formation B. Tegmentum in the midbrain C. Left cerebral hemisphere D. Cerebellum E. Diencephalon

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Smaller birds tend to lay smaller eggs with a smaller yolk supply than larger birds. This would be recognized as an example of

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