An amino acid is to a protein as a ________ is to a nucleic acid.
A. glucose
B. glycerol
C. nucleotide
D. fatty acid
E. cellulose
C. nucleotide
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What sort of human cells rely solely on glycolysis as a source of ATP?
a. macrophages b. simple squamous epithelium c. red blood cells d. myocytes
a versatile plant compartment that may hold reserves of organic compounds or inorganic ions
A. lysosome B. vacuole C. mitochondrion D. Golgi apparatus E. peroxisome
The chemoreceptors located on the tongue for the detection of taste are found in structures called
(A) Organ of Corti (B) Nose (C) Saccule (D) Taste buds
Which of the following is true of a retrovirus but not of the Alu retrotransposon?
(a) It requires cellular enzymes to make copies. (b) It can be inserted into the genome. (c) It can be excised and moved to a new location in the genome. (d) It encodes its own reverse transcriptase.