The gross reproductive rate represents the number of births per 1000 population per unit of time
Indicate whether the statement is true or false
FALSE
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Which of the following statements about joints is false?
A. A hinge joint can be controlled by two antagonist muscles, whereas ball and socket joints require at least four sets of muscle antagonists. B. The shoulder is the most mobile joint in the human body. C. A ball-and-socket joint is less stable than a hinge joint. D. Ball-and-socket joints allow motion along three axes, whereas hinge joints limit motion to one axis of rotation. E. The range of motion of a joint is determined by the shapes of the bone surfaces that meet at the joint.
Vitamin ____ is produced in humanskin when exposed to sunlight
a. A b. B1 c. C d. D e. folic acid
Another name for high blood sugar is ____
a. type 1 diabetes b. type 2 diabetes c. hyperglycemia d. hypoglycemia e. anemia
As predator and prey species acquire new adaptations to help them survive the constant "arms race" between them, what evolutionary phenomenon is occurring?
A) Artificial selection B) Competition C) Coevolution D) Sexual selection E) Genetic drift