Biology new life 0.0 / 5 ? FunFunNone Created by: LeezaCreated on: 16-05-13 19:58 How many types of reproduction are there? Two: asexual and sexual 1 of 21 First stage in asexual reproduction The nucleus copies itself 2 of 21 Second stage in asexual reproduction The nucleus divides 3 of 21 Third stage in asexual reproduction Cytoplasm starts to divide 4 of 21 Fourth stage in asexual reproduction Cytoplasm continues to divide 5 of 21 Fifth and final stage in asexual reproduction The new daughter cell breaks away from the parent (original) cell 6 of 21 Gamete definition Sex cell 7 of 21 Fertilisation definition Fusion of nuclei from egg cell and sperm cell 8 of 21 Asexual reproduction has two parents (T or F) FALSE: Asexual reproduction has one parent 9 of 21 Sexual reproduction has two parents (T or F) TRUE 10 of 21 Internal fertilisation is..... ... when the sperm are deposited in or close to the female reproductive tract and gametes fuse within the female's body 11 of 21 External fertilisation is... ...when the fusion of gametes that the parents have discharged into the environment. 12 of 21 Where are sperm cells produced? Testes 13 of 21 Where are egg cells produced? Ovaries 14 of 21 What is ovulation? When the egg is released from the ovary 15 of 21 Where does fertilisation happen? In the Fallopian tube 16 of 21 How many sperm are released into the vagina? Up to 250 million 17 of 21 What is a fertilised egg called? A zygote 18 of 21 What is puberty? The time when children grow into adults who are capable of reproducing 19 of 21 What are the changes called? Secondary sexual charactaristics 20 of 21 What four characteristics do both sexes have during puberty Spots, hair, mood swings and growth spurt 21 of 21
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