Answer:
Because the earth's axis is tilted. It is all about the tilt of the Earth axis.
Explanation:
The answer is (b.) fertilization
The fertilization is the stage where the egg cell or the
so-called ovum fused with the sperm cell which eventually leads the development
of the embryo or the zygote. The Embryogenesis starts when the zygote undergoes
mitotic divisions or also known cleavage process.
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Electrons are the smallest of the three particles that make up atoms.
Please correct me if I'm wrong!! I'd be happy to fix it!! :)