Mast cells are typically located where?
a. epithelial and muscle tissue
b. mucosal and muscle tissue
c. connective and mucosal tissues
d. connective and muscle tissue
c. connective and mucosal tissues
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Transmission genetics ____
a. studies the pattern of inheritance as traits are passed from generation to generation b. reconstructs the pattern of inheritance associated with a trait as it passes through several generations c. maps genes to study chromosome structure and abnormalities in chromosome numbers and organization d. uses recombinant DNA technology to identify, isolate, and produce millions of copies of genes that can be studied in the laboratory e. sequences the complete human genome
Based on the three cell model of global air circulation shown in the figure above, where would you be most likely to find a plant species that is very drought tolerant, but not cold tolerant?
A. Between 20? and 30? latitude
B. Between 0? and 15? latitude
C. Between 45? and 55? latitude
D. Between 60? and 100? latitude
Which of the following causes mutations by creating thymine dimers?
A. nucleotide analogs B. nitrous acid C. ultraviolet light D. benzopyrene E. gamma rays
Which cells are produced during meiosis I?
a. spermatogonia b. primary spermatocytes c. secondary spermatocytes d. spermatids e. sperm