Positive Feedback Has Occurred When

question 44

Multiple Choice

Positive feedback has occurred when

• A)an increase in blood sugar increases the secretion of a hormone that stores sugar as glycogen.
• B)a decrease in blood sugar increases the secretion of a hormone that converts glycogen to glucose.
• C)a nursing infant's sucking increases the secretion of a milk-releasing hormone in the mother.
• D)an increase in calcium concentration increases the secretion of a hormone that stores calcium in bone.
• E)a decrease in blood calcium increases the amount of the hormone that releases calcium from bone.

---

Definitions:

Bodies

The physical structure of an organism, including the bones, muscles, and organs that constitute its form and function.

Secondary Succession

The process of ecological succession that occurs in an area where a biological community has been partially or completely removed, but where soil remains.

Volcanic Eruption

A geological event where molten rock, debris, and gases are expelled from a volcano, often with powerful force.

Retreating Glacier

A glacier that is decreasing in size and length due to melting ice, often linked to climate change.