Genetic Diversity Flashcards
1
Q
What is genetic diversity?
A
The number of different alleles in a population
2
Q
How does population size affect genetic diversity?
A
The larger the population size, the larger the variety of alleles, the greater the genetic diversity.
3
Q
What is a gene pool?
A
The collection of all the different alleles of a gene in a population of a species
4
Q
What can cause a decrease in allele number?
A
- death
- predation
- poaching
- disease
- natural disaster
- lack of food
- competition
- emigration
5
Q
What can cause an increase in allele number?
A
- survive and reproduce
- immigration
