The ribosome of the bacterium e. coli includes the ribosomal protein l4 (rpl4). the rpl4 gene carries the instructions for making rpl4 protein. which of the following arguments provides support for the claim that e. coli has a common ancestor with all other organisms?

According to fluid mosaic model proteins are embedded in sea of lipids like icebergs are floating in the sea. these molecules are not tightly bound so that lateral displacement is possible. there are only weak hydrophobic interactions in the interior of the membrane.

Answer;

c. codominant

explanation; codominance is a phenomenon where alleles of a particular gene pair in a heterozygous are fully expressed. the results is a an offspring with a phenotypes which is neither recessive nor dominant. an example of codominance is the abo blood group system. an individual with ab blood, which means that both the a allele and the b allele are equally expressed.