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Science L3 Genetics and Adaptions

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  • What does "heterozygous" mean? The same OR different?
    Different
  • What characteristic can help an animal hunt?
    Camouflage and speed and stealth
  • Give an example of an adaption in an animal.
    Colors, coats, body part, defenses
  • If a gene is recessive, does that characteristic show in that person?
    No it does not as it is recessive
  • Which chromosome shows a heterozygous gene? A or B?
    B as the colors are different
  • What do desert plants have that helps them survive?
    Small leaves, spines, waxy leaves, roots near surface
  • What makes an ostrich so fast?
    His long, strong legs
  • What do we mean by adaption in a species?
    It can change according to its surroundings and lifestyle
  • Is this gene on the chromosome homologous or heterozygous?
    Homologous as both for eye color
  • What does "homozygous " mean? The same OR different ?
    Same
  • What adaption does an elephant have to survive in his environment?
    Ears are large to keep him cool and wrinkly skin for cooling down.
  • What is this called ? A chromosome or a chromatid?
    Chromosome
  • What types of adaptions do plants have for survival?
    Thorns to protect, large leaves for photosynthesis and thicker leaves to absorb sun for energy
  • In this picture, which pea has the dominant characteristic? The green or the yellow pea?
    Green pea
  • What is a difference between these foxes and why?
    Cold vs warm. Ears. Coats.
  • If a gene is dominant does the characteristic show in the person or not?
    It does show as it is dominant
  • What adaption has an owl to help him hunt?
    Eyes on the front of his head
  • What is DNA? It carries all our genes OR it is one gene
    Carries all our genes
  • What is a phenotype? What something looks like or what it can do?
    Looks like
  • Do adaptions happen fast or slowly?
    Slowly over time
  • How has a polar bear adapted to his environment when it comes to what he eats?
    Could eat plants, but not many and so eats more meat