Evolution Flashcards
1
Q
What is evolution
A
The gradual change in characteristics over generations as a result of genomic variation
2
Q
What is a species
A
A group of organisms capable of interbreeding to produce fertile offspring
3
Q
What is speciation
A
Formation of a new species brought around by evolution
4
Q
What is natural selection
A
Non-random increase in frequencies of DNA sequences which aids a species survival
5
Q
What is stabilising selection
A
Favours intermediate traits, resulting in reduced biodiversity
6
Q
What is directional selection
A
Favours less common traits, resulting in a progressive shift in mean value
7
Q
A
