Which of the following options correctly describes the behavior of a tetrad during anaphase I of meiosis?
A) It splits into two pairs of sister chromatids,and one pair goes to each pole of the dividing cell.
B) It goes intact to one pole of the dividing cell.
C) It splits into four chromosomes,which distribute in random pairs to the two poles of the dividing cell.
D) It splits into two pairs of homologous,nonsister chromatids,and one pair goes to each pole of the dividing cell.
Correct Answer:
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Q1: Sister chromatids are
A)joined together at a centromere.
B)made
Q3: Which of the following occurs during interphase?
A)separation
Q4: Which of the following statements about nondisjunction
Q5: The genetic material is duplicated during
A)the mitotic
Q6: Which of the following statements regarding Down
Q7: The phase of mitosis during which the
Q8: The process by which the cytoplasm of
Q9: Cancer is not usually inherited because
A)people with
Q10: A pair of sex chromosomes found in
Q11: As a patch of scraped skin heals,the
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