Genes that are exchanged between prokaryotes
are contained in
a. pili.
b. plasmids.
c. prokaryote RNA.
d. the nucleus.
e. capsules
B
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In regions of a chromosome that encode highly structured RNA molecules, what sequence characteristics would you expect to find?
A. an abundance of pyrimidines, which play an important role in three-dimensional folding of RNA B. an abundance of uracil, which plays an important role in three-dimensional folding of RNA. C. multiple short segments capable of base pairing with adjacent or distant regions of the sequence. D. heavy methylation of these gene sequences, preventing their expression E. very little in the way of sequences that can form double-stranded helices
Buds are produced
a. in the axils of leaves. b. at the very ends of stems. c. at the nodes. d. by the apical meristem. e. at all of these areas.
In what structure does inhaled air complete its path to the lungs?
A) Bronchi B) Bronchioles C) Glottis D) Alveoli E) Larynx F) Pharynx
Which process directly results in energy being stored in ATP molecules
a. cellular respiration b. cellular reproduction c. diffusion d. digestion