Which of the following structures are NOT used by chemical synapses during signal transmission?
a. gap junctions
b. ligand-gated receptors
c. Ca2+
d. vesicles
e. neurotransmitters
A
Biology & Microbiology
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________ defines the lowest quantity of an antigen that can be detected in a serological test
A) Specificity B) Antigenic capacity C) Minimal inhibitory concentration D) Sensitivity
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T cells are produced in the bone marrow but mature in the thyroid
Indicate whether the statement is true or false.
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In which structure do cilia covered in mucus trap foreign particles?
a. urinary tract b. reproductive tract c. arteries d. respiratory tract e. digestive tract
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Explain the structure and functions of the arteries
What will be an ideal response?
Biology & Microbiology