According to target theory, the target molecule of a cell is _____.
a) any molecule in the cell
b) the DNA in the nucleus
c) a water molecule
d) a protein macromolecule
Ans: b) the DNA in the nucleus
Biology & Microbiology
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An individual who avoids light is exhibiting
(a) negative phototaxis. (b) positive geotaxis. (c) negative thigmotaxis. (d) positive thigmotaxis.
Biology & Microbiology
Which of the following is NOT a type of root?
A. buttress B. pneumatophore C. prop D. lateral E. adventurous
Biology & Microbiology
Fats are major components of the cell’s
a. membranes. b. cytoplasm. c. proteins. d. ribosomes. e. mitochondria
Biology & Microbiology
The structure labeled "B" is the ____
a. right ventricle b. right atrium
c. left atrium d. left ventricle e. superior vena cava
Biology & Microbiology