Biological Relationship of Mitosis and Meiosis

Mitosis

Growth Meiosis

Gametes n

♀ Egg

♂ Sperm

Zygote 2n

Cell CycleMitosis 2 hr

G1 11 hrS Phase 7 hr

G2 4 hr

Mitosis

1. Prophase

2. Metaphase

3. Anaphase

4. Telophase

Adopted from: http://www.mrothery.co.uk

AnaphaseProphase

Metaphase Telophase

Picture adopted from: http://www.micro.utexas.edu/courses/levin/bio304/genetics/celldiv.html

Real Pictures

Anaphase

Prophase

Metaphase

Telophase

Picture adopted from: http://www.uoguelph.ca/zoology/devobio/210labs/mitosis1.html

Real Pictures

Interphase

Mitosis AnimationAdopted from: http://faculty.clintoncc.suny.edu/faculty/Michael.Gregory/files/Bio%20101/Bio

%20101%20Lectures/Mitosis/mitosis.htm

Meiosis

Picture adopted from: http://onlinetc.its.brooklyn.cuny.edu/Core81/chap7.html

Metaphase I

Prophase I

Anaphase I

Telophase I

Prophase II

Metaphase II

Anaphase II

Telophase II

2n

n n n nnn

Real Pictures

Late Prophase I Metaphase I Anaphase I Interphase IITelophase I

Prophase II Metaphase II Anaphase II Telophase II Cytokinesis

Pictures adopted from:

http://www.micro.utexas.edu/courses/levin/bio304/genetics/celldiv.html

Meiosis Animation

• Meiosis= Double Cell Division

• Animation: Meiosis. 1, 2

Comparison

Picture adopted from: http://fig.cox.miami.edu/~cmallery/150/mitosis/mitosis.htm

Blue: Paternal origin

Red: Maternal origin

Animal GametogenesisPicture adopted from: http://users.rcn.com/jkimball.ma.ultranet/BiologyPages/S/Sexual_Reproduction.html

2n

2n

n

n

n

Plant Gametogenesis

Picture adopted from:

http://waynesword.palomar.edu/genxtra1.htm