What is the function of ATP molecules in living cells?
A) They capture energy from the oxidation of fuels in their high-energy phosphate
bonds, and the energy is used in various cell processes.
B) They act as coenzymes so that fats can be synthesized.
C) They form a genetic material.
D) They are an integral part of the cell membrane, important in transporting water
molecules.
A
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A drop in arterial blood pressure would trigger
a. decreased GFR b. release of aldosterone c. increased sodium reabsorption d. decreased chloride excretion e. all of the above
A mistake during segregation of chromosomes is called
A. deletion. B. duplication. C. nondisjunction. D. point mutation. E. aneuploidy
which term refers to a phenomenon in which one gene produces multiple phenotypic effects (i.e. Alkaptonuria)?
a) codominance b) pleiotropy c) multiple alleles d) polygenic inheritance
The phase of mitosis that begins with the arrival of a group of single-stranded chromosomes at each pole of the cell is
A. metaphase. B. S phase. C. telophase. D. prophase. E. anaphase.