Question

Which type of change caused the new combination of traits in Gametes B and C?

The new combination is a change in the chromosome composition due to crossing-over.
The new combination is a change in the chromosome number due to nondisjunction.
The new combination is an alteration in the number of sugars in DNA.
The new combination is an alteration in the chemical composition of a gene.

Answer 1

A the new combination is due to crossing over. Non-recombinants are the same as the first generation RECOMBINANTS are the newer generation and have combination of features we haven’t seen yet and are a result of crossing over