Blood from the body enters the __________ of the heart
a. atria
b. ventricles
c. aorta
d. coronary arteries
A
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Select the examples that can undergo microevolution.
_____ A poison ivy vine growing up an oak tree. _____ A small group of Cactus finches living in the Galapagos Islands. _____ An Emperor penguin encountering melting ice due to climate change. _____ A cluster of endangered Venus Flytraps in North Carolina's Green Swamp. _____ A large herd of caribou in Alaska.
If you had a block of ice and you smashed it into little pieces, the surface area would
A. stay the same but the volume would increase. B. increase but the volume would decrease. C. increase but the volume would not change. D. decrease but the volume would not change.
Which of the following diseases is almost diagnostic for AIDS?
A) blastomycosis B) coccidioidomycosis C) Pneumocystis pneumonia D) histoplasmosis E) Hantavirus pulmonary syndrome
Norman ate his birthday cake with lots of sugary frosting, so his pancreas secreted ________
A) thyroxin B) glycogen C) insulin D) glucagon