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B4 - Natural Selection and Genetic Modification  ...
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who will win the england v france match?
most likely france ...
who has scored the most goals so far in the world cup?
kylian mpabbe
what was the england v wales score?
3 - 0
name an issue with extracting insulin from the pancreas of an animal
not vegan friendly, may cause a reaction, may be incompatible
what disease is insulin used to treat? be specific
type 1 diabetes
In selective breeding, some crop plants are designed to be genetically identical. State why this is an issue.
disease could wipe out all of the crops, leads to food shortage
where did insulin used to be extracted from?
pig/cattle pancreas
what does vitamin A deficiency lead to?
blindness
give 1 benefit of golden rice
increased vitamin A content
what is genetic engineering?
changing one's DNA by inserting genes from someone else's DNA
What do we mean by 'ethical'
whether something is right or wrong
What is selective breeding?
breeding organisms with beneficial traits to create new breeds or varieties
Which type of cell contains chloroplasts and cell walls?
plant
Give an example of natural selection *be SPECIFIC
giraffes with long neck can reach food, they survive, short neck giraffes are disadvantaged
What is natural selection?
organism has a mutation that is advantageous, and that mutation gives them a better chance at survival, so it is passed down (survival of the fittest)
What does GMO stand for?
genetically modified organism
Name 2 advantages of selective breeding
disease resistance, more meat or milk production, production of desired characteristic e.g., specific flower colour, larger crops
Do bacteria reproduce rapidly or slowly?
rapidly
What is Evolution?
the change of characteristics in a species over time