Settlers to the United States found between
__________ and __________ passenger pigeons.
They are extinct today.
a. 15,000-25,000
b. 3-5 billion
c. 50-100 million
d. none; they are native to Europe
e. none of these
Answer: b
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____ nucleotides form the code for one amino acid
a. Two b. Three c. Six d. Nine e. Twelve
All psychiatric illnesses studied to date have been shown to result from a mutation in a single gene
a. True b. False Indicate whether the statement is true or false
In Griffith's experiment involving the transformation of Streptococcus pneumoniae,
A) the R strain was virulent. B) the S strain was virulent. C) both the R and S strains were virulent. D) the R strain had a protein capsule. E) the S strain had a protein capsule.
Which of the following structures and functions is not associated with plasma proteins in a mammal?
a. pH buffering b. Oxygen transport c. Osmotic balance d. Clotting agent e. Antibody