What happens when a ribosome encounters the codons UGA or UAA?

a. Translation begins
b. Transcription proofreading begins
c. Translation ends
d. Transcription end


c. Translation ends

When a ribosome encounters the codons UGA, UAA, or UAG, the translation process of protein synthesis ends. These nucleotide sequences are also known as stop codons.

Biology & Microbiology

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Tall is dominant to dwarf in pea plants. If two dwarf pea plants were crossed, their offspring will be

A. half tall, half dwarf plants. B. all tall plants. C. plants of an intermediate height. D. all dwarf plants.

Biology & Microbiology

Refer to Figure 29-1. The fungus illustrated in Figure A is:


a. multicellular.
b. coenocytic.
c. septate.
d. dikaryotic.
e. monokaryotic.

Biology & Microbiology

Phytoplankton is an example of a ________

A) producer B) consumer C) herbivore D) decomposer

Biology & Microbiology

Recombination between homologous segments on the same chromosome (i.e., linked) would generate

a. a number of tandem duplications. b. a single displaced duplication. c. two recombinant sequences but no duplications or deletions. d. both a duplication and a deletion. e. a large deletion.

Biology & Microbiology