Crossing over is one of the most important events in
meiosis because
a. it produces new combinations of alleles on
chromosomes.
b. homologous chromosomes must be separated
into different daughter cells.
c. the number of chromosomes allotted to each
daughter cell must be halved.
d. homologous chromatids must be separated into
different daughter cells.
e. all of these reasons are true.
Answer: a
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