In eukaryotic cells, sequences of mRNA removed before translation are called
A. introns.
B. anticodons.
C. exons.
D. rRNA.
E. terminators.
A. introns
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Which of the following are serious illnesses
associated with normal flora?
a. meningitis b. colon cancer c. brain abscesses d. colitis e. all of these are serious illnesses associated with normal flora
What is the basic problem with cloning adult
animals?
a. obtaining enough DNA b. finding proper surrogates to carry the cloned embryos c. reprogramming the DNA d. obtaining DNA without mutations e. all of these are problems with cloning adult animals
The existence of evolutionary trends, such as increasing body sizes among horse species, is evidence that _____
A) a larger volume-to-surface area ratio is adaptive in many mammals B) evolution generally progresses toward some goal C) evolution tends toward increased complexity or increased size D) in particular environments, similar adaptations can be beneficial to more than one species
Which of the following establish the broad goals of life by defining what is considered good, true, right, beautiful, and acceptable?
A) Institutions B) Values C) Ideologies D) Cultural habits