The ____ are the most numerous type of leukocyte in a healthy individual
a. basophils
b. eosinophils
c. lymphocytes
d. monocytes
e. neutrophils
ANSWER: e
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The diaphragm is a sheet-like skeletal muscle that separates the
(a) thoracic and pleural cavities. (b) thoracic and pericardial cavities. (c) thoracic and abdominopelvic cavities. (d) pleural and pericardial cavities.
Which of the following is incorrect with respect to translation and the genetic code?
A. In bacteria, there is a direct correlation between the order of amino acids and the order of nucleotides in the gene encoding for a protein. B. The insertion of one or two nucleotides into the coding sequence will cause a shift in the reading frame. C. A codon is three nucleotides in length. D. AUG is the start codon and encodes for a methionine (or derivative of methionine) at the carboxyl end of the protein.
Assuming the gardener continues to spray the herbicide for five years, do you think the weed
population will evolve?
a. Yes, there will be more individuals in the population with the herbicide-resistant allele. b. No, there will be no change in the genetic composition of the population. c. Yes, the population will have evolved because speciation will have occurred. d. No, evolution cannot occur over such a short time period.
The process by which plants produce seeds begins with fertilization
a. True b. False