A. Embryo
A.
B. Fetus
B.
C. Ovum
C.
D. Zygote
D.
Correct Answer: D
সঠিক উত্তর: D
Explanation
ব্যাখ্যা
Zygote:
This is the term for a fertilized egg, the initial cell formed when a sperm cell fuses with an ovum.
Embryo:
This refers to the developing stage of an organism after fertilization, starting from the zygote and lasting until the formation of major organs.
Fetus:
This is the later stage of fetal development, beginning around the ninth week of pregnancy.
Ovum:
This is the female reproductive cell or egg before fertilization.