How many sex chromosomes would be present in an individual with 80 chromosomes?
A)2
B)1
C)39
D)40

D) 40

Explanation:

The number of sex chromosomes in an organism is half the number of chromosomes the individual has.

So if the individual has 80 chromosomes, they’ll have 80/2 =40 sex chromosomes.

1 a

2 d

3 a

4 c

explanation:

personal, she chose to do it.