click below
click below
Normal Size Small Size show me how
Yash Patel Step16
Yash Patel Study Stack
Question | Answer |
---|---|
What is the difference between haploid and diploid cells? | A haploid cell has one chromosome where a diploid cell as two complete chromosomes. |
What is the advantage of sexual reproduction? | It creates and allows more genetic variation instead of being identical. |
How does a zygote from? | It forms from fertilization. |
What is the difference between Mitosis and Meiosis? | In mitosis the nucleus divides to from two new nuclei and two identical DNA, whereas in meiosis you are creating four non-identical haploid cells. |
True or False. Interphase is part of meiosis? | False, it is before meiosis. |
What happens if someone has an extra copy of chromosome 21? | Down syndrome occurs |
What are uncoiled stringy DNA called? | Chromatin |
List the phases of Meiosis 1 | Prophase 1, Metaphase 1, Anaphase 1, Telophase 1 |
Why is there is a meiosis 2 after meiosis 1? | There is some extra. DNA remaining. |
When do tetras begin to form? | Prophase 1 |
What is an egg? | A female sex cell |
How many TOTAL chromosomes does a human have? | 46 |
What are the 2 alleles for fur color in Snurfles and which letters represent those alleles? | G-Yellow g- Green |
True or False You get half of you DNA from your mother and the other half from the father | True |
How many haploid cells form at the end of TELOPHASE 2? | 4 haploid cells |
Homologous chromosomes separate during which phase of meiosis? | Anaphase 1 |
List the phases in meiosis 2 | Prophase 2, Metaphase 2, Anaphase 2, Telophase 2 |
In interphase, before meiosis, what happens? | The reproductive cell grows and copies it's chromosomes. |
What is fertilization? | The connection of a sperm and egg cell. |
What happens in anaphase 1? | The chromosomes separate. |