Which stage of human development immediately precedes the neonate stage?
a. fetus
b. embryo
c. infant
d. morula
e. newborn
A
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Which naturalist first proposed the theory of
catastrophism?
a. Lyell b. Lamarck c. Darwin d. Cuvier e. Aristotle
Oxygen, carbon dioxide, as well as other small
molecules, cross the plasma membrane through the process(es) of
a. diffusion. b. osmosis. c. endocytosis and exocytosis. d. active transport. e. facilitated diffusion
How do endocrine hormones reach their target cells?
A) Hormones are released at synapses adjacent to target cells. B) Hormones are produced by endocrine cells that are adjacent to target cells. C) Hormones are transported through the blood stream to target cells. D) Ducts transport hormones directly to target cells. E) Hormones travel through the lymphatic system to target cells.
Gregor Mendel: Check all that apply.
_____ carried out his experiments in an abbey garden. _____ was a monk. _____ conducted research that proved that the "blending hypothesis" was the correct explanation of how heredity worked. _____ carried out his experiments on heredity by doing thousands of genetic crosses on a common garden plant. _____ discovered the basic principles of hereditary.