Biology -B1

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  • Created by: hols_
  • Created on: 19-12-15 18:49
When light shines onto a shoot:
1) Hormones in direct sunlight are destroyed. 2) Hormones on the shaded side continue to function, causing cells to elongate. 3) Shoot bends towards the light.
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Name the sex chromosomes:
Male = XY & Female = XX
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Recessive alleles control?
The development of a characteristic only if a dominant allele is not present.
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Genotype is?
Letters that describe genetic make-up (BB)
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Phenotype is?
Characteristic expressed (Brown eyes)
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Dominant alleles control?
The development of a characteristic even if present on only one chromosome in a pair.
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Homozygous means?
Both chromosomes in a pair contain the same allele of a gene.
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Heterozygous means?
Chromosomes in a pair contain different alleles.
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Card 2

Front

Name the sex chromosomes:

Back

Male = XY & Female = XX

Card 3

Front

Recessive alleles control?

Back

Preview of the front of card 3

Card 4

Front

Genotype is?

Back

Preview of the front of card 4

Card 5

Front

Phenotype is?

Back

Preview of the front of card 5
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