Autonomic nervous system pathways have ____
a. three neurons
b. two neurons
c. one neuron
d. four neurons
e. no neurons
B
Biology & Microbiology
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What cellular process is involved in the release of histamine or cytokine?
A. receptor-mediated endocytosis B. pinocytosis C. exocytosis D. transcytosis
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If damaged DNA is detected and cannot be repaired, which protein can trigger apoptosis?
a. retinoblastoma proteins (Rb) b. cyclin-dependent kinase (Cdk) c. p53 d. p21
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Jasmonic acid is structurally similar to prostaglandins. Indicate whether the statement is true or false
Biology & Microbiology
What is the approximate number of distinct evolutionary branches in the domain Archaea, as revealed by genome sequencing studies?
a. 3 to 4 b. 9 to 10 c. at least 12 d. at least 20
Biology & Microbiology