When blood sugar is low a) the liver creates insulin. b) glycogen is broken down in the pituitary gland. c) the pancreas secretes glucagon to trigger the liver to release stored glucose. d) the pancreas secretes glucose to increase sugar levels and restore homeostasis. eliminate

Which statement best describes a keystone species? o a. it has littlelmenetic variation. it has an extremely high population. 0 b. 0 c. it remains unaffected by all environmental changes. od. it has a strong influence on the ecosystem. 0 e. it's the first species to populate a new ecosystem.

15 ! come and answer! a(n) is the general term for an infectious disease that has spread across a city, region, or country.

Which chemical equation is unbalanced? which chemical equation is unbalanced