Energy is observed in two basic forms: potential and kinetic. Which of the following is an example of potential energy?
A. waves crashing against the shoreline
B. a bowling ball placed on the top shelf of a closet
C. a hot cup of coffee
D. the mercury rising within a thermometer
B. a bowling ball placed on the top shelf of a closet
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Different body cells can respond differently to the same peptide hormones because _____
A) different target cells have different sets of genes B) each cell converts that hormone to a different metabolite C) a target cell's response is determined by the components of its signal transduction pathways D) the circulatory system regulates responses to hormones by routing the hormones to specific targets E) the hormone is chemically altered in different ways as it travels through the circulatory system
The type of biome characteristic of an area depends mainly on rainfall and temperature. Which biome gets the most rainfall?
1.forests 2.grassland 3.shrubland 4.tundra
Clumps of digested lipids, bile salts, and cholesterol are known as
a. chyme. b. chylomicrons. c. lacteals. d. micelles. e. lecithin.
Evolution is defined as the change in _________ in a species population over time.
Fill in the blank(s) with the appropriate word(s).