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mitosis and meiosis
test
| Question | Answer |
|---|---|
| which is not true of sexual reproduction - 1. the nucleolus of one cell fuses with the cytoplasm of another cell 2. the gametes come from two separate parents 4. the offspring arent identical to one another | 1 |
| a zygote is formed by the fusion of 1. 2 somatic cells 2. 2 diploid cells 3. 2 monoploid cells 4. one diploid and one monoploid cell | 3 |
| the sex cells are also called 1. zygotes 2. somatic cells 3. gonads, 4. gametes | 4 |
| Monoplod cells contain 1. twice the characteristic chromosome number of the species 2. half the characteristic chromosome number of the species 4. four times | 2 |
| the zygote contains 1. half the monoploid number of chromosomes 2. the diploid number of chromosomes 3. monoploid number of chromsomes | 2 |
| meiosis occurs 1. in zygotes 2. during binary fission 3. during budding 4. during gamete formation | 4 |
| which is not true of meiosis 1. chromosomes replicate once 2. chormosomes number per cell doubles 3. there are 2 cell divisions 4. 4 cells can be produced | 2 |
| synapsis refers to 1. seperation 2. fusion of nuclei 3. exchange parts between chromosomes 4. pairing of homologous chromosome during the first meiotic divison | 4 |
| two monoploid cells contains double stranded chromosomes are produced 1. by binary fission 2. mitosis 3. first meitoic division 4. scnd meitoic divison | 3 |
| 4 monoploid cells are produced 1. the end of the scnd meiotic division 2. by binary fission 3. the end of first meiotic division 4.by meotic cell division | 1 |
| pairs of homologous chromosomes become seperated at the end of 1. mitosis 2. first meotic division 3. scnd meotic division 4. conjugation | 2 |
| the male and female gonads are the 1. sperm and egg | |
| which is not true of sexual reproduction - 1. the nucleolus of one cell fuses with the cytoplasm of another cell 2. the gametes come from two separate parents 4. the offspring arent identical to one another | 1 |
| a zygote is formed by the fusion of 1. 2 somatic cells 2. 2 diploid cells 3. 2 monoploid cells 4. one diploid and one monoploid cell | 3 |
| the sex cells are also called 1. zygotes 2. somatic cells 3. gonads, 4. gametes | 4 |
| Monoplod cells contain 1. twice the characteristic chromosome number of the species 2. half the characteristic chromosome number of the species 4. four times | 2 |
| the zygote contains 1. half the monoploid number of chromosomes 2. the diploid number of chromosomes 3. monoploid number of chromsomes | 2 |
| meiosis occurs 1. in zygotes 2. during binary fission 3. during budding 4. during gamete formation | 4 |
| which is not true of meiosis 1. chromosomes replicate once 2. chormosomes number per cell doubles 3. there are 2 cell divisions 4. 4 cells can be produced | 2 |
| synapsis refers to 1. seperation 2. fusion of nuclei 3. exchange parts between chromosomes 4. pairing of homologous chromosome during the first meiotic divison | 4 |
| which isn't true of a sperm cell 1. smaller than the egg cell of same species 2. consists of head, middle piece and flagellum 3. head contains nucleous 4. non motile | 4 |
| 4 monoploid cells are produced 1. the end of the scnd meiotic division 2. by binary fission 3. the end of first meiotic division 4.by meotic cell division | 1 |
| the formation of gametes in the female gonads is called 1. spermatogensis 2. parthenognesis 3. oogenesis 4. hermaphroditisim | 3 |
| the male and female gonads are the 1. sperm and egg 2. gametes 4. testes and ovaries | 4 |
| LOOK AT 15 | |
| by meiosis, one spermatgonium develops into 1. one mature sperm 2. two mature sperm and two polar bodies 3. three mature sperm and one polar bodie 4. four mature sperm | 4 |