Question

How does pregnancy begin?
A. A placenta forms in the uterus.
B. Contractions begin in the uterine wall.
C. A sperm reaches an egg in the fallopian tube.
D. The blastocyst differentiates into two cell types.

Answer 1

the answer is c a sperm reaches an egg in the Fallopian tube

Answer 2

Pregnancy begins with reaching of sperm to an egg in the fallopian tube. The correct option is C.

What is fertilization?

Fertilization is outlined as the merger of two haploid gametes, the spermatozoa and the oocyte.

It happens for the establishment a zygote and initiate a sequence of mitotic divisions that consequences in cell differentiation and embryo progression.

Fertilization is the starting point of pregnancy.

Thus, the correct option is C.

For more details regarding fertilization, visit:

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