136k views
16 votes
PLEASE SAVE MEEEEEE!!!!!!!

Which of the following best describes how crossing over occurs during meiosis?
A) During prophase I, homologous chromosomes are lined up and pulled apart to opposite poles.
B) During prophase II, chromosomes overlap and sections of each chromosome switch places.

C) During prophase I, segments of chromatids are exchanged between homologous chromosomes.

D) During prophase II, sister chromatids trade places with each other before metaphase begins.

User Cdignam
by
3.7k points

2 Answers

7 votes

Answer:

And this one too

How's it

PLEASE SAVE MEEEEEE!!!!!!! Which of the following best describes how crossing over-example-1
User Denim
by
3.5k points
6 votes

The best and most correct answer among the choices provided by your question is the second choice or letter B.

Crossing over occurs during meiosis when chromosomes overlap and sections of each chromosome switch places in prophase II.

User Fadils
by
4.0k points