A man who carries an X-linked allele will pass it on to
A) all of his daughters.
B) half of his daughters.
C) all of his sons.
D) half of his sons.
E) all of his children
Ans: A) all of his daughters.
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Which of the following techniques involves using tiny DNA-covered spheres of gold or other metals to deliver transgenes into plant or animal cells?
A) Retrovirus-mediated transfer B) Pronuclear microinjection C) Electroporation D) Gene gun E) Calcium chloride transformation
Who proposed the geological theory of catastrophism?
A) Darwin and Wallace B) Cuvier C) Lamarck D) Darwin E) Plato
Democracy is a form of government:
A) which requires popular sovereignty, political liberty, and majority rule. B) in which a few of the most famous citizens rule. C) characterized by single-party rule or dominant-party rule. D) that serves the interest of, and may be run by, corporations and involves ties between government and business.
Which of the following is involved in bringing amino acids to the ribosomes?
a. mRNA b. mRNA, tRNA, and rRNA are all involved in transporting amino acids to the ribosomes. c. rRNA d. tRNA