Acetylcholine released into the synaptic cleft is rapidly broken down to acetic acid and choline by ______.
Answer:
1. an enzyme
2. acetylcholinesterase
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CO2 can be transported in the blood in which of the following forms?A) Dissolved in plasmaB) Dissolved in the cytosol of erythrocytesC) Bound to hemoglobinD) Dissolved in the cytosol of leukocytesE) Converted to chloride
What will be an ideal response?
Hypersecretion of growth hormone after the epiphyseal plate closes causes a disorder known as:
A) congenital hypothyroidism. B) pituitary dwarfism. C) gigantism. D) acromegaly.
Hormones are intercellular chemical signals that
A. are secreted into the external environment where they act. B. affect only non-hormone producing organs or tissues. C. help coordinate growth, development and reproduction. D. operate primarily by positive feedback.
Which of the following is found within a cytoplasmic inclusion?
A. Glycogen B. Lysosome C. Golgi complex D. Mitochondrion E. Microtubule