Ancient Anthropoids Began to Have Fewer Offspring That Required Longer

question 31

Multiple Choice

Ancient anthropoids began to have fewer offspring that required longer and more attentive care, which selected for

• A)pair bonding.
• B)a greater capacity for brachiation.
• C)a diet focused on nuts and tubers.
• D)increased reliance on arboreality (life in trees), which protected offspring from predators.
• E)support from a social group.

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Definitions:

Blood Loss

The reduction in the volume of blood in the body, which can result from injury, surgery, or a medical condition.

Juxtaglomerular Apparatus

A specialized structure in the kidney involved in blood pressure regulation by secreting renin in response to blood pressure changes.

Efferent Arteriole

An efferent arteriole is a small artery that emerges from the glomerulus in the kidney, carrying filtered blood away from the glomerulus to the capillaries of the kidney tubules.

Angiotensin II

A hormone that causes blood vessels to constrict, resulting in increased blood pressure, and stimulates the release of aldosterone from the adrenal glands.