Which of the following statements about primates is true?
a. Prosimians are typically nocturnal.
b. Prosimians are larger than anthropoids.
c. Prosimians have larger brains than anthropoids.
d. Prosimians include monkeys, apes, and lemurs.
a. Prosimians are typically nocturnal.
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True or false: The loop of Henle represents a countercurrent exchanger because it creates a concentration gradient rather than simply maintaining it
A. true B. false
Place the events illustrating how genes and hormones interact in the development of behavior in the correct order
1. target neurons change intracellularly 2. hormones change genetic activity and enzymatic biochemistry in their target neurons 3. genes code for hormone production 4. animal’s behavior changes
a. 1, 2, 3, 4 b. 3, 2, 1, 4 c. 2, 3, 1, 4 d. 2, 1, 3, 4 e. 3, 1, 2, 4
An autosomal dominant trait called familial adenomatous polyposis (FAP) results in the development of polyps and
benign growths in the colon and is coupled with ____________________ instability. Fill in the blank(s) with the appropriate word(s).
Retroviruses and bacteria such as Agrobacterium tumefaciens are commonly used to produce
A) genetically identical clones of an organism. B) yeast hybrid systems. C) polyclonal and monoclonal antibodies. D) transgenic organisms. E) monoclonal antibodies.