A primary transcript in the nucleus of a eukaryotic cell is _____ the functional mRNA, while a primary transcript in a prokaryotic cell is _____ the functional mRNA
A) the same size as; smaller than
B) larger than; the same size as
C) larger than; smaller than
D) the same size as; larger than
B
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Drugs that target the plasma membrane are able to do so because
A. they contain a lipid part that enables them to act as a detergent. B. they are able to denature the membrane-associated proteins, creating pores thereby disrupting the integrity. C. they act as enzymes to break down the phospholipids. D. they target the phosphate group on the phospholipids, breaking down the bilayer.
Colonies of ants, termites, and some other insects, as well as naked mole rats, are __________ and thus include sterile workers who care for the reproducing members of the group.
Fill in the blank(s) with the appropriate word(s).
A pure culture is composed of cells that arise from a single (cell/inoculum/sample)
What will be an ideal response?
In each fly species, the entire body segment that gave rise to the original flight wings is missing. The mutation(s) that led to the flightless condition probably affected the ________ genes, making the initial mutants examples of ________.
A) thorax; complete metamorphosis B) exoskeleton; exaptations C) Hox; complete metamorphosis D) thorax; exaptations E) Hox; adaptive radiants