In 1996, a cloning experiment produced the sheep named Dolly. Contrary to the more traditional method of cloning by embryo splitting, Dolly was produced by which procedure?
What will be an ideal response?
transfer of genetic material from an adult mammary cell
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The value of indirect Gram staining from a broth culture in comparison to a agar plate culture is:
a. there is no significant difference in the results of the indirect smear technique. b. organisms tend to demonstrate natural cell shape and arrangement in liquid medium. c. organisms tend to demonstrate more growth and easier visualization from agar plates. d. none of the answers are correct.
In males, the primary source of estrogens is the ________
A) heart B) hypothalamus C) ovaries D) adrenal cortex
What is the expression pattern of dominant-negative mutations in petite strains of yeast?
A) Expression of wild-type mitochondria is enhanced. B) Mitochondrial membranes become hyperpolarized. C) Expression of mutant mitochondria resembles expression of wild-type mitochondria. D) The function of wild-type mitochondria is suppressed. E) Mitochondria show enhanced capacity of oxidative phosphorylation.
The ________ blot method analyzes DNA, while the ________ method analyzes RNA.
Fill in the blank(s) with the appropriate word(s).