Which of the following is an increase in blood flow?
a. Ischemia
b. Hyperemia
c. Septicemia
d. Leukocytosis
b. Hyperemia
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Which one of the following statements about carbon is correct?
A. Each of carbon's three valence electrons shares a bond with another atom. B. Carbon-carbon single bonds allow for free rotation around the bond; carbon=carbon double bonds do not allow for free rotation around the bond. C. The spacial orientation of carbon's bonds results in carbon resting in the center of a three-dimensional structure referred to as a hexahedron. D. Carbon is not only the most abundant element on Earth; it is believed to be the most abundant element in the universe. E. Single bonds between carbon atoms are typically shorter than double bonds between carbon atoms.
You are studying a diploid organism that has 14 sets of chromosomes. How many chromosomes will a gamete from this organism have?
A. 7 B. 14 C. 28 D. 56
The most abundant of the circulating white
blood cells are the a. neutrophils. b. macrophages. c. mast cells. d. eosinophils. e. lymphocytes
________ are long, slender sclerenchyma cells that usually form strands.
A. Collenchyma cells B. Tracheids C. Fibers D. Sclereids