Which sentences in the passage are true??Compare with developing countries developed countries have higher birth rate with the help of family planning in education birth rates is can be decreased if the trend of raising birth rates continues the population will increase in natural resources will likely start becoming scarce when food resources disappear and eventually leads to food security in certain regions of the world

1) gene flow

- it is described as the transfer of genes from one population to another population so that frequency of gene is increased.

-a zebra migrates to join a different herd of zebras.

2) natural selection

- a mechanism of evolutionary change in which individuals with advantageous traits survive and reproduce whereas the others ( those that can not adapt) eliminate from the population.

-competition for sunlight leads to taller trees.

3) mutation

- permanent change in the nucleotide sequence of dna ( genetic material) that could have harmful or useful consequences.

-the dna of a snake changes to make its venom stronger.

4) genetic drift - it is a random phenomenon ( that occurs by chance such as fire) that results in change in the gene frequency in a small population.    

-a grassfire randomly sweeps through a population of buffalo and kills most of the animals.

explanation:

dude i stopped reading after the first 7 words but hey you seem real smart thats awesome have a great day

ya the other dude is right