Transduction is the result of what mistake that viruses make during replication?
A. transcribing bacterial genes upon excision
B. incorporating bacterial genes during phage assembly
C. cutting up the bacterial chromosome
D. cutting up the viral genome
E. inserting a viral DNA fragment into the bacterial chromosome
Answer: B
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What is the role of cleavage in the early embryo?
A. produce bigger cells B. produce many cells C. extrude polar bodies D. make the embryo larger E. create germ layers
"Rapture of the deep" is characterized by ____.
A. increased O2 in the blood B. altitude sickness C. excess CO2 in the blood D. excess CO in the blood E. euphoria
The oxygen utilized in cellular respiration finally shows up as
CO2. ATP. new O2. H2O. part of a sugar.
Which protein classes are not found as membrane proteins?
A. identity markers B. receptors C. enzymes D. transport channels E. hormones