Cats and dogs reproduce sexually. Like the female dogs, female cat’s reproductive system includes ovaries, oviducts, uterus, cervix, and vagina. In sexual reproduction, only the (1)_____ animal can produce an offspring. The (2)______ from the male animal unites with the (3)_____ of the female. The union of the egg and sperm is called (4)__________. The new cell that is formed is called (5)_____. The zygote develops and grows into a new animal. In some animals, the eggs develop in the (6)_____ of the female animal. The zygote, which becomes the (7)______, develops and grows. The embryo is attached to the mother by a special organ called (8)______. The embryo gets its nourishment from the mother through the (9)_________, which is attached to the placenta. When the embryo is fully grown, it comes out of the (10)_________ animal.
word list
zygote
fertilization
egg cell
sperm
female
embryo
placenta
uterus
mother
umbilical cord
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Answer:
1. female
2.mother
3. placenta
4. egg cell
5. uterus
6. umbilical cord
7. sperm
8. fertilization
9.embryo
10. zygote
Explanation:
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