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Yash Patel Step16

Yash Patel Study Stack

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.
Created by: SCFCS