Question

Fraternal twins can be different sexes because:

O they developed from two different ova, fertilized by two different sperm
None of these answer choices are correct.
O they developed from a mutated zygote that split into two
O the sex chromosome on the second zygote mutates

Answer 1

The first choice is going to be your answer for this question. Have a great day

Answer 2

they developed from two different ova, fertilized by two different sperm

Step-by-step explanation:

identical twins developed from a mutated zygote that split into two, not fraternal