A gene in a sheep-like species has been found to differ from that in related species by the inclusion of a variable number of tandem repeats of a short sequence. These repeats or duplications arise from what process?
What will be an ideal response?
unequal crossing over
Biology & Microbiology
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The plant hormone ____ causes chloroplasts to mature
a. cytokinin b. salicylic acid c. abscisic acid d. ethylene e. gibberellin
Biology & Microbiology
Which of the photographs in the above figure
represents the bryophyte? a. moss b. fern c. conifer d. monocot e. all of these
Biology & Microbiology
The chief distinguishing characteristic of all mammals is the presence of
What will be an ideal response?
Biology & Microbiology
The X chromosome in humans _____.
A) is much larger than the Y chromosome B) carries the SRY gene, the master gene for male sex determination C) carries approximately 255 genes D) is the largest autosome
Biology & Microbiology