Population Change

Find mismatched pair. (a) Gene flow - Bound to happen between population of two different species. (b) Genetic drift - Frequency of certain genes in a population changed over generation. (c) Genetical variation - Inherited trait (d) Gene - An informative section of DNA for protein

Due to changes in population and development these natural resources are ………………… and …………………

Random non-directional change in allele frequencies that occurs by chance in all populations and especially in small populations is known as:

Random non-directional change in allele frequencies that occurs by chance in all populations and especially in small populations is known as:

Random unidirectional change in allele frequencies that occurs by chance in all populations and especially in small populations is known as

The frequency of an allele in an isolated population may change due to

The frequency of an allele in an isolated population may change due to

The frequency of an allele in an isolated population may change due to

Gradual change in population characteristics over a geographical area associated with change in environment is:

Which of the accomanying tables that show how population is changing over time illustrate exponential decay?