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Transcript

M

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G

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Random fertilisation

t

Crossing over

r

i

c

s

Recombination

Independent assortment of homologous chromosomes

Variation

Klienefelter's Syndrome (XXY)

Chromosomal mutation

Mutation

Turner's syndrome (XO)

Karyotyping

Genetic mutation

Down's syndrome (Trisomy 21)

Sickle cell anaemia

Gel Electrophoresis

Interphase

  • Chromosome duplication
  • Condensation

PCR works base on STR (short tandem repeats)

Prophase

  • Crossing over

Metaphase I

Prophase

  • Condensation
  • Nuclear envolope disappear

Anaphase I

PCR

  • Independent assortment of homologous chromosomes

Telophase I

  • Chromosomes line up at equator

Metaphase

Cytokinesis

DNA finerprinting

Metaphase II

  • Moving to poles

Anaphase

Anaphase II

  • New nuclear envolope forms (daughter nuclei)

Telophase II

Cytokinesis

  • Division of cytoplasm

Cytokinesis

PCR & DNA fingerprinting

Mitosis

Meiosis

RMP (random amtch probability)

Reproduction

f(STR)*f(STR) for homozygous

f(STR)*f(STR)*2 for heterozygous

Inheritence

Dihybrid cross

Punnett square

Genetic diagram

Biology revision

Carbon dioxide

Temperature

Water

Light intensity

Factors

Wavelength

Photosynthesis

Chlorophyll

Plant nutrition

Plant physiology