Many early evolutionary biologists rejected Mendel's ideas because:
a. they were not interested in peas.
b. Reginald Punnett's conclusions contradicted Mendel.
c. because heterozygote crosses yield a 2:2 ratio of genotypes.
d. G. H. Hardy's conclusions contradicted Mendel.
e. None of the above.
E
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Suppose that in studies of genes on the same chromosome you find the following recombination frequencies: Why is the total distance between a and b less than the distance between a and c plus the distance between c and b?
a. a and b are not linked b. the distances were calculated incorrectly c. b is in between genes a and c d. double crossovers between a and b decrease recombinants e. all three genes encode the same trait
An __________ consists of an array of organisms along with nonliving components of their
environment. Fill in the blank(s) with the appropriate word(s).
Inflammation of the kidneys is called
a. nephritis. b. glomerulonephritis. c. pyelitis. d. pyelonephritis. e. cystitis
An immunization that uses prepared antibodies from a human or animal donor and that does not provide long-lasting protection is called ________ immunity
Fill in the blank(s) with correct word