The correct answer is option A, that is, Phylum Porifera.
The species of Phylum Porifera are aquatic, that is, mostly marine. They exhibit cellular grade of the body, they are diploblastic animals with asymmetrical symmetry. They lack body cavity and exhibits a holozoic mode of nutrition with intracellular digestion.
They lack circulatory and nervous system and possess the tendency to regenerate their parts of the body. The organisms in phylum Porifera exhibits both asexual and sexual mode of reproduction.
True, diabetes can contribute to gum disease.
There are many steps for that and here I'm going to explain it to you. The first step is that a cell copies the genetic instructions and then the dna unrolls. The second step is that RNA polymerase binds onto the strand. Then the third step is that the messenger RNA is ordered to go out of the nucleus into the cytoplasm to a ribosome. ANd the final step is the the ribosomes <span>then take the mRNA and translate it into amino acids. That is how it is translated</span>