In organogenesis, which of the following is a precursor structure to the brain and spinal cord?
a. notochord
b. somites
c. neural tube
d. cloaca
c. neural tube
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In the final reaction of the blood clotting cascade, the soluble plasma protein _____ is converted to the insoluble protein ________, which then forms a network of fibers.
A. fibrin; prothrombin B. fibrinogen; fibrin C. thrombin; fibrin D. fibrinogen; thrombin E. prothrombin; thrombin
Blanks "A" and "B" should be labeled respectively ____
a. does not gulp; loss b. does not gulp; gain c. gulps; loss d. gulps; gain
e. does not gulp; pumpThe (streptobacilli/actinomycetes/mycoplasmas) are a group of Gram-positive bacteria that form branching filaments resembling those of fungi
What will be an ideal response?
A primary purpose for the use of stains in microscopy is to increase the (magnification/brightness/contrast) of a specimen.
Fill in the blank(s) with the appropriate word(s).