Answer:
D/ Kilograms per cubic-centimeter
The genetic code is considered universal because the same four nucleotide bases are used by all known organisms
Kingdom Plantae includes all the plants on the earth. They are multicellular, eukaryotes and consist of a rigid structure that surrounds the cell membrane called the cell wall. Plants also have a green coloured pigment called chlorophyll that is quite important for photosynthesis.
