Alejandro Bonifacio is interested in studying which
of the following as a nutritious alternative to many
grain crops?
a. rice
b. wheat
c. spinach
d. quinoa
e. all of these
Answer: d
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The structure of bacterial chromosomes differs from that of eukaryotic organisms in all of the following except:
a. bacterial chromosomes are typically cir-cular. b. the genes are polycistronic. c. the bacteria have two copies of each chromosome. d. bacterial mutations are easily transmitted or inherited.
If a person's ability to form steroids in his/her body was destroyed, what functions would be affected?
_____ The ability to produce insulin for glucose uptake would no longer exist. _____ Hormone production in the endocrine system would no longer occur _____ Molecular hydrolysis reactions would stop functioning. _____ Estrogen would no longer be produced in the body. _____ Cholesterol levels would keep increasing, causing cell death.
There are how many different kinds of amino acids in proteins?
a. 3 b. 6 c. 12 d. 20 e. 28
An atom carries no charge because it has as many electrons as ____
a. protons b. neutrons c. orbitals d. neutrinos e. shells