Cells have specialized structures to help in carrying out its functions. Which of the following is most likely to be found in large numbers inside a cell that continuously makes proteins?
A) chloroplasts
B) ribosomes
C) chromosomes
D) channel proteins
Ans: B) ribosomes
Biology & Microbiology
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Single-stranded complementary tails that are produced by restriction digestion are called ______ ends.
A. sticky B. orphaned C. vectors D. 5'
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tRNA genes account for ________ percent of the human genome.
A) 0.001 B) 0.01 C) 0.1 D) 1
Biology & Microbiology
Most broad-spectrum antibiotics act by
A. inhibiting the synthesis of the cell wall. B. inhibiting protein synthesis. C. inhibiting nucleic acid synthesis. D. inhibiting metabolic pathways. E. disrupting the cytoplasmic membrane.
Biology & Microbiology
_____ tissue(s) is(are) found in the walls of stomach and intestines; its(their) contractions are slow and involuntary.
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology