chemistry

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  • Created by: Farhiya
  • Created on: 23-03-14 13:58
what is the role of meristems?
they divide to provide cells increase the height and width of the plant, length of the roots
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the stages of phototropism?
when the stem grows towards the light, the plant can photosynthesise more therefore more food is produced, so the plant can grow faster. This increases the plant's chances of survival
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Argument against stem cells?
Transplanted tissue is rejected, if your body recognizes that the cells aren't from your body
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What are chromosomes?
long strands of genetic information located in the nuclei of cells
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What is the balanced symbol equation for photosynthesis?
ENERGY FROM SUN + 6CO2 + 6H2O = C6H12O6 + 6O2
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what is the balanced symbol equation for aerobic respiration?
C6H12O6 + 6CO2 = 6CO2 + 6H2O + ENERGY
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What causes mutations?
changes in our DNA which can take place in sex cells when being made or after fertilisation
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Which allele causes cystic fibrosis?
recessive allele
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Which allele causes huntingtons disease?
dominant allele
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Statement about asexual reproduction
The individuals produced have identical genes, The individuals produced are clones.
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What is a closed loop system?
where waste materials are not lost, but are recycled within the system.
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Card 2

Front

the stages of phototropism?

Back

when the stem grows towards the light, the plant can photosynthesise more therefore more food is produced, so the plant can grow faster. This increases the plant's chances of survival

Card 3

Front

Argument against stem cells?

Back

Preview of the front of card 3

Card 4

Front

What are chromosomes?

Back

Preview of the front of card 4

Card 5

Front

What is the balanced symbol equation for photosynthesis?

Back

Preview of the front of card 5
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