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21 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Sexual reproduction is the fusion of |
Gametes |
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Sexual reproduction is the mixing of |
Genetic material |
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In sexual reproduction, offspring share what with their parents? |
Characteristics |
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In sexual reproduction, are offspring identical? |
No |
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Why is it important that species show variation? |
To survive |
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In asexual reproduction there is no fusion of |
Gametes |
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In asexual reproduction the information is taken from how many parents? |
One |
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In asexual reproduction are the offspring identical to the parent? |
Yes |
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What can be cloned by cuttings? |
Plants |
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Why is cloning useful? |
It's easy, cheap and effective |
3 reasons |
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Why is tissue culture not as popular as other cloning techniques? |
It's expensive |
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What kind of species is tissue culture used for? |
Rare or high quality |
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Tissue culture is used to grow large numbers very |
Quickly |
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Name the disadvantages of adult cell cloning |
Harder to reproduce, reduces population variety, cloning of human babies |
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Name the advantages of adult cell cloning |
Good way of producing large numbers, saves animals from extinction, animals are medically useful |
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What are GM crops? |
Crops that are genetically modified |
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Why are GM crops good? |
Weedkiller resistant, pest resistant |
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Why do some people doubt GM crops? |
Could affect human health, concern about releasing genes into wild flower populations |
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How are GM crops made? |
New genes are transferred into crops/plants |
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What is human DNA/bacterium cut with? |
Restriction enzyme |
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Why is genetic engineering used? |
For mass production, more desirable products |
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