3
Q:
| A) an egg | B) sperm |
| C) flagella | D) blastula |
Answer: D) blastula
Explanation:
Explanation:
Fertilization is the process in which a single haploid sperm fuses with a single haploid egg fuse to form a zygote.
An animal zygote under go mitosis and divides to form a hallow ball of cells called blastula.
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