Two alleles of the same gene ________.
A. are always different
B. can be the same or can be different
C. are always the same
D. originate from the same parent
Answer: B
You might also like to view...
HIV infection and the subsequent destruction of which cell type is most devastating to overall immune system function?
A. cytotoxic T cells B. memory B cells C. helper T cells D. monocytes E. natural killer cells
The suffix -itis means ________.
A. blood B. a disease or morbid process C. pertaining to D. tumor E. an inflammation
The dominant biome in mediterranean climates found between 30° and 40° latitude is
A) temperate shrubland. B) temperate deciduous forest. C) desert. D) tropical savanna.
One major difference between bacterial and eukaryotic RNA polymerase is that
a. prokaryotes have several RNA polymerases. b. eukaryotic RNA polymerase can polymerize RNA in the 3? to 5? direction. c. prokaryotic RNA polymerase recognizes several different promoters. d. eukaryotic RNA polymerase has only one polypeptide. e. eukaryotic RNA polymerase cannot read DNA to find the promoter sequence.