Triglycerides and steroids are both examples of
A. essential amino acids.
B. nonessential amino acids.
C. lipids.
D. carbohydrates.
E. proteins.
C
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Because skeletal muscle cells are so close together, muscle contains very few blood vessels
Indicate whether this statement is true or false.
Explain why automatic syringe guns must be rinsed thoroughly using water
What will be an ideal response?
Circulation to the spleen demonstrates a(n)
A. simple pathway, as its two capillary beds are separated by a portal vein. B. anastomosis, as one artery delivers blood and one vein drains the organ. C. anastomosis, as its two capillary beds are separated by a portal vein. D. simple pathway, as one artery delivers blood and one vein drains the organ.
Which part of the hair extends out from the skin's surface?
A. Bulb B. Root C. Shaft D. Hair follicle