What is a chromatid, and how many are present during normal mitosis in a human cell?
A) A chromatid is a copy of a duplicated chromosome, and 23 are present.
B) A chromatid is a copy of a duplicated chromosome, and 46 are present.
C) A chromatid is a copy of a duplicated chromosome, and 92 are present.
D) A chromatid is where spindle fibers attach, and 46 are present.
E) A chromatid is where spindle fibers attach, and 92 are present.
Answer: C
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Where are the renal pyramids found in the kidney?
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Fill in the blank(s) with the appropriate word(s).
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