Describe two ways that populations can abruptly become smaller, changing allele frequencies and intensifying the effect of genetic drift. explain how this can affect allele frequencies in the smaller populations.

No that answer is wrong. you have written the function of mitochondria in chloroplast and function of chloroplast in mitochondria.

The main role of dna in the  cell is the long-term storage of information. it is often compared to a blueprint, since it contains the instructions to construct other components of the  cell, such as  proteins  and rna molecules.the main function of rna is to carry information of amino acid sequence from the genes to where  proteins  are assembled on  ribosomes  in the  cytoplasm. mark brainliest, my work is good.