The basic differences between RNA and DNA reside in their sugar and pyrimidine bases; RNA has ribose and uracil whereas DNA has deoxyribose and thymine.
Answer the following statement true (T) or false (F)
True
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Body functions such as heart rate, blood flow, and digestion are controlled by the:
A. autonomic nervous system. B. somatic nervous system. C. automatic nervous system. D. sympathetic nervous system.
As electrons are passed through the electron transport chain, the series of redox reactions generates free energy that is used for what purpose?
a. The free energy is used to pump hydrogen ions (protons) across the mitochondrial membrane. b. The free energy is shuttled to glycolysis to aid in the metabolism of glucose. c. The free energy is used to manufacture enzymes to regulate cell metabolism. d. The free energy is stored and used to drive cell processes when ATP is in short supply.
Which of the following elements is considered an essential micronutrient for plants?
a. phosphorus b. silver c. molybdenum d. carbon e. lead
During embryonic development, which of the following is not a quality of inducer molecules?
A: They are generally produced by the same cells they affect. B: They bind to receptors on the plasma membrane of target cells. C: They act through signal transduction pathways. D: They may be proteins. E: Inducer molecules have all of the above qualities.