Active transport, facilitated diffusion, and osmosis all directly require the expenditure of metabolic energy.
Answer the following statement true (T) or false (F)
False
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Translation takes place on the
A) histone. B) nucleolus. C) ribosome. D) DNA. E) nuclear pore.
What is/are the major role(s) of the phospholipid bilayer?
A) the formation of a barrier that is selectively permeable to lipid-soluble molecules and to provide a framework for membrane proteins B) the absorption of fats only C) to carry water-soluble molecules through a hydrophobic environment only D) to provide a framework for membrane proteins only E) the formation of a barrier that is selectively permeable to lipid-soluble molecules only
Innate defenses are
A. slow and nonspecific. B. fast and nonspecific. C. fast and specific. D. slow and specific.
Besides controlling metabolic rate, thyroid hormone has many functions. These include ________
A) stimulating production of sex cells (egg an sperm) and secondary sex characteristics B) regulation of growth and development, and maturation of the nervous system C) regulation of blood calcium, and release of calcium from bones D) enabling the body to resist both short-term and long-term stressors