Neutrophils can kill bacteria by nonphagocytic mechanisms.
Answer the following statement true (T) or false (F)
True
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Suppose that in studies of genes on the same chromosome you find the following recombination
frequencies: ©2014 Brooks/Cole, Cengage Learning In this case it would be proper to say that a, c, and b are
a. linked genes. b. different alleles of the same gene. c. alternative alleles that are not physically possible since the numbers do not add up. d. linked genes that are not physically possible since the numbers do not add up. e. three of the possible alleles for determining a particular trait.
Antihistamines are most likely to interfere directly with which of the following nonspecific immune responses?
a. constriction of bronchioles b. leaking of fluid into infected tissues c. production of mucus d. production of antibody e. activation of natural killer cells
Gene interactions in which an allele of one gene modifies or prevents expression of alleles of another gene is known as __________
A) complete dominance B) incomplete dominance C) codominance D) epistasis E) incomplete penetrance
Transposons can cause mutations by
A.) replacing specific nucleotides in the original DNA.
B.) "jumping" into a gene and disrupting its function.
C.) inducing uncontrolled binary fission.
D.) None of the above - transposons cannot cause mutations.