A nucleotide consists of three different structures:
- A nitrogenous base
- A five-carbon sugar
- One or more phosphate groups
Prokaryotes do not have a nucleus and membrane bound organelles. Eukaryotes have a nucleus and membrane bound organelles
Comparative anatomy is the study of the similarities and differences in the structures of different species. ... Homologous structures are structures that are similar in related organisms because they were inherited from a common ancestor. These structures may or may not have the same function in the descendants.
Tourism can affect the swamp water, if traveled on a boat, with all the oil and stuff that is needed to get the boat running, and over hunting, can slowly kill all the crocodiles that live there affecting the crocodile population! <span />
The Phytoplankton <span>support nutrients in water and from the base of many aquatic ecosystems.</span>
