Answer the following statement(s) true (T) or false (F)
1. Nongenetic changes that aid in survival are called adjustments.
2. The critical temperature is the temperature at which normal body temperature is maintained is 37?C (98.6?F).
3. The use of bottled oxygen at high altitudes is an example of an acclimatory adjustment.
4. The only major skin pigment is melanin.
5. The amount of heat that can be lost from an object by radiation depends on its surface area.
1. true
2. false
3. false
4. true
5. true
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Answer the following statements true (T) or false (F)
1) Regardless of their organizational structure, all firms convert inputs into outputs that can sell or distribute. 2) Non-profit firms are the only type of firm that does not convert inputs into outputs that can be sold or distributed. 3) A partnership can be owned by just one person. 4) The dividend a corporation pays per share is determined by the corporation's board of directors. 5) If a corporation fails, the shareholders are responsible for repaying all of the debt.
What does the "grandmother hypothesis" propose to explain?
a. ?The age of onset of menarche b. The existence of estrogen production c. ?The age of puberty for males d. The existence of menopause e. The age of onset of menopause
People must eat, but culture teaches us what, when, and how to do so. This is an example of how
A. we are all just uncultured animals. B. culture takes the natural biological urges we share with other animals and teaches us how to express them in particular ways. C. individuals are powerless to alter the strong relationship between nature and culture. D. biology dominates culture. E. "human nature" is a cultural construction, an idea we have in our minds that has nothing to do with true nature.
The earliest H. erectus tools __________
a. are yet to be discovered b. are from the Acheulean tool tradition c. included cleavers and hand axes d. resembled Oldowan type tools