B1

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1. What is meant if something is recessive?

  • Two alleles are needed in order for the characteristic to be expressed and you can be a carrier of the disease
  • Only on allele is needed for the characteristic to be expressed and you can't be a carrier of the disease
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2. what is meant by the term Homozygous?

  • both alleles are the same
  • the collective name of the expressed alleles
  • the alleles are different
  • two copies of the alleles are needed to be expressed

3. how are natural clones formed (simple)?

  • when asexual reproduction occurs
  • same way as an artificial clone
  • by taking the nucleus and cytoplasm from different cells which grows into a clone

4. Chromosomes are...

  • made of DNA
  • sections of DNA
  • passed down through the family
  • the control center for a cell

5. Define Allele

  • the type of gene there
  • different versions of the same gene
  • contain the genes
  • sections of genes

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