Contrast prokaryotic and eukaryotic regulation of gene expression
What will be an ideal response?
Answer: Transcription and translation are coordinately performed in both Archaea and Bacteria, whereas the processes occur separately in Eukarya.
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What structures of the male and female reproductive systems do not share a common embryonic origin?
A. labia majora and scrotum B. labia minora and urethra C. clitoris and penis D. cervix and ejaculatory duct E. All of these pairs share a common embryonic origin.
The end result of cleavage is a(n) ____
a. blastula b. gastrula c. zygote d. embryo e. mesoderm
The scientific explanation for the diversity seen in
nature is a. based upon sexual differences. b. divine creation of the many different forms of life. c. found in the science of taxonomy. d. natural selection. e. artificial selection.
You just cloned a new gene from mice. Which of the following techniques would be the best choice to use if you wanted to determine the number of copies of this gene in the mouse genome?
A) Northern blot analysis B) RT-PCR C) Western blot analysis D) Southern blot analysis E) In situ hybridization