Natural Selection And Evolution Flashcards
(7 cards)
1
Q
What is the theory of evolution ?
A
- change in the genetic composition of a population during successive generations, which may result in the development of new species
2
Q
Is evolution slow or fast paced?
A
Slow and gradual
3
Q
What are the two theories of evolution ?
A
- Darwins theory
- Lamarck’s theory
4
Q
What is Darwin’s theory
A
- species change over a long period of time by a mechanism called natural selection
5
Q
What is biological fitness ?
A
- the capacity of an individual to survive and reproduce
6
Q
What is lamarcks theory ?
A
- if an organism changes during life to adapt to its environment, those changes are passed on to its offspring
7
Q
Whose theory is correct?
A
Darwins (Natural selection)