Fill in the blanks:
Fertilization is _______ in humans (external/internal).

Fill in the blanks: Fertilisation is ____________ in humans (extrenal/internal)

Fill in the blanks: Fertilization occurs in……. .

Fill in the blanks: Fertilization takes place in _______.

Fill in the blanks: Fertilization takes place………

Fill in the blanks Fertilization in reptiles is …………

Fill in the blanks: One fermi = ___________

Fill in the blanks Lifespan of butterfly is ________.

Define external fertilization?

Fill in the blank fertilization is internal in cockroach. Female produces ootheca bearing development………..