level: Reproduction
Questions and Answers List
level questions: Reproduction
| Question | Answer |
|---|---|
| are body cells haploid or diploid | diploid |
| are gametes haploid or diploid | haploid |
| what are gametes | sex cells |
| what organs in plants produce gametetes | anthers and ovaries |
| what do anthers produce | pollen grains containing male gamete |
| what do ovaries contain | ovules which contain female gamete |
| which organs produce gametes in animals | testes and ovaries |
| what do testes produce | male gamete sperm |
| what do ovareis produce | female gamete, ova / egg |
| what is relative size of sperm | small and mobile |
| what is relative size of ova | large becasue they contain a food store and cannot move by themselves |
| what is fertilisation | the fusion of the nuclei of two haploid gametes to produce a diploid zygote, which divides to form an embryo |