What does the presence of homologous structures in different organisms suggest

The presence of homologous structures in different organisms suggest that theseorganisms are related and have evolved from a common ancestor. It is when comparing the embryos of different organisms to find similarities among them.

The correct answer is a. we know this because n (hap) + n (hap) = 2n (dip).

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.