Depolarization occurs due to the diffusion of K+ across a neuron plasma membrane
Indicate whether the statement is true or false.
ANS: F
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Which of the following represents a modular organism?
A) lizard B) coral C) dog D) ant
The inner lining of the uterus is termed the myometrium
Indicate whether the statement is true or false
Choose the description below that best matches the current model of RNA polymerase holoenzyme.
A. A core enzyme composed of five polypeptides bound by ribosomes. B. A core enzyme composed of five polypeptides bound by a transcription factor. C. A core enzyme composed of five sigma factors bound by a polypeptide chain. D. An open complex or "bubble" formed by DNA, mRNA, and RNA polymerase.
Which fish is proving to be a useful model organism for the study of vertebrate development?
a. Salmon b. Goldfish c. Zebrafish d. Guppy