In sexual reproduction, sex cells ( ____ ) fuse to form a ____ which then grows into a new individual.
gametes | zygote
zygotes | gamete
The gametes are produced in paired glands called ____ - male gametes ( ____ ) are formed in the ____; female gametes ( ____ / ____ ) are formed in the ____.
gonads | sperms | testes | ova | oocytes | ovaries
gonads | ova | testes | sperm | oocytes | ovaries
ovaries | sperms | testes | ova | oocytes | gonads
gonads | testes | sperms | ova | oocytes | ovaries
The process of gamete formation is known as ____ and involves not only mitosis but also ____, thus ____ the normal chromosome number.
gametogenesis | meiotic division | halving
gametogenesis | meiotic division | doubling
spermatogenesis | meiotic division | halving
gametogenesis | meiosis | halving
Gametes are ____ and ____ restores the ____ number of chromosomes.
haploid | fertilisation | diploid
diploid | fertilisation | haploid
haploid | gametogenesis | diploid
haploid | nuclear fusion | diploid