How do plasmids containing genes for antibiotic resistance get exchanged between different bacteria cells in a culture?
a. through artificial exchange
b. through transduction
c. through conjugation
d. through cloning
e. through conduction
Ans: c. through conjugation
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Fermentation has a relatively low ATP yield compared to aerobic respiration because
A) more reducing equivalents are used for anaerobic catabolism. B) less ATP is consumed during the first stage of aerobic catabolism. C) oxidative phosphorylation yields a lot of ATP. D) substrate-level phosphorylation yields a lot of ATP.
Plant hormones known as ____ stimulate mitosis
a. scaffolding proteins b. growth factors c. cytokinins d. cyclins e. cohesins
Each of the following is involved in DNA replication licensing during S phase except
A) geminin. B) ORC. C) MCM proteins. D) helicase loaders. E) CENP-A.
A layer of lipoprotein and glycoprotein that covers the outer surface of some viruses is the
A. viroid. B. capsid. C. membrane. D. envelope. E. casing.