cell division, cell diversity and acell differentiation Flashcards
1
Q
what stages are in the cell cycle?
A
- g1
- g2
- g0
- s
- m
2
Q
what are the stages of mitosis?
A
- prophase
- metaphase
- anaphase
- telophase
3
Q
what happens in prophase?
A
chromatids shorten and thicken(supercoil)
4
Q
what happens in metaphase?
A
chromatids line up
spindle fibres attach.
5
Q
what happens in anaphase?
A
chromatids pulled apart
6
Q
what happens in telophase?
A
nuclear envelope is formed around the pulled apart chromatids
7
Q
what is meiosis?
A
results in 4 daughter cells that contain half the number of the number of chromosomes.
8
Q
name 2 specialised animal cells?
A
- erythrocytes
- neutrophils
9
Q
name some specialised plant cells.
A
- palisade cells
- guard cells
- root hair cells
- xylem and phloem
10
Q
name the animal tissues.
A
- epithelial
- connective tissue
- cartilage
- muscle tissue
11
Q
name plant tissues.
A
- epidermal tissue
- vascular tissue
- meristematic tissue
12
Q
name the plant organs.
A
- leaf
- root
- stem
- flower
13
Q
where can we get stem cells from?
A
- embryos
- umbilical cord
- adult stem cells
