Question

A zygote has _____________ as many chromosomes as the sex cell it is formed from.

A. twice
B. half
C. four times
D. the same number​

Answer 1

A

Step-by-step explanation:

a zygote has twice(46) as many chromosome because a zygote is formed from the fertilization of two gametes which each have 23 chromosomes

Answer 2

The zygote has 28 set of chromosomes. 23
+23
———
46
Therefore, twice.