Which of the following exhibit phagocytic activity?
A. lymphocytes
B. macrophages
C. neutrophils
D. lymphocytes and macrophages
E. macrophages and neutrophils
E. macrophages and neutrophils
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Pyruvate oxidation in eukaryotic cells occurs in the ________.
A. cytoplasm B. nucleus C. Golgi body D. mitochondria E. plasma membrane
A taxon that does not include the last common ancestor of all its members is a _____ group
A. monophyletic B. paraphyletic C. polyphyletic
The liquid component of the cytoplasm is known as the
A. cytoskeleton. B. thylakoid. C. stroma. D. cytosol.
Which of the following statements about the 5?cap and mRNA processing is TRUE?
A. The 5' cap causes the mRNA to be rapidly degraded. B. The 5' cap prevents the exit of mRNA from the nucleus. C. The 5? cap is added to the pre-mRNA by splicesomes. D. The 5? cap is a group of adenosine molecules. E. The addition of a 5? cap to mRNA occurs while the pre-mRNA is being made.