Mitosis And Meiosis Quiz Flashcards
What DNA wraps around
Chromatin
Form of DNA
Double helix, GATC
When DNA is wrapped around__, it is called____
Chromosome
Set of genes
Genome
Two types of human cells
Somatic- mitosis
Gamete- meiosis
Are daughter cells identical to parent cells in mitosis?
Yes
Are daughter cells identical to parent cells in meiosis?
No
A human cell has how many copies of how many chromosomes?
2 copies of 23 unique chromosomes
What are the two stages of the cell cycle for somatic cells?
Mitotic phase
Interphase
What makes up the Mitotic phase?
Mitosis
Cytokinesis
What makes up the interphase?
G1- chilling
S- copy DNA and centrosome
G2- centrosome duplicates
5 stages of mitosis
Prophase Pro metaphase Metaphase Anaphase Telophase, cytokinesis
Prophase in mitosis
Centrosomes move to opposite ends of cell
Pro metaphase in mitosis
Microtubules from Mitotic spindle attach to kinetochore for each chromosome
Metaphase in mitosis
Micro tubules in Mitotic spindle line up chromosomes to metaphase plate
Anaphase
Microtubules pull sister chromatids apart
Telophase
Two new nuclei from
Gene
Segment of DNA controlling a trait
Chromosome
DNA wrapped around chromatin
Locus
Place on chromosome where gene is located
Sexual reproduction
2 parents create offspring with same genes as parents but unique combinations
Karyotype
Display of chromosomes in a cell
Homologous chromosomes
Chromosomes that are the same number
Diploid
A cell with two copies of each chromosome