B13 - Variation And Evolution Flashcards
1
Q
What is variation
A
A difference in phenotypes that may be a small advantage
2
Q
What is competition
A
Individuals within a population compete for many things and the variation may be a benefit
3
Q
What is survival of the fittest
A
Those with the beneficial genes will be bigger/strong/outlive oothers
4
Q
What is repoduction
A
Indiviudals who reproduce are more liekly to pass on the genes
5
Q
what is genetic engineering?
A
Choosing a desirable gene from one organism and putting it in another to also have that desirable characteristic.
6
Q
what are the key steps in genetic engineering?
A
Cell removed from animal
Desirable gene cut out
That is then placed into new animal
Then returned to animal
