An ectotherm gets its heat from external sources
(Remember "ecto" means outer, "endo" means inner)
The protein structures can be classified into four levels, namely the primary structure, secondary structure, tertiary structure, and quaternary structure. The primary structure is the simplest of all the structures. When all the hydrogen bonds are disrupted, the secondary, tertiary and the quaternary structures gets disrupted, which leads the protein to the most simplest structural form, that is the primary structure. In this structure, the a carbon atom is bonded to hydrogen atom, carboxyl group, amino group, and an 'R' group.
Genetics, Medical problems, eating habits etc
Well Rocks at high elevation are exposed to low temperature and high winds they weather quickly and rock at sea level can be weathered by the ocean waves.
Answer:the answer should be Different locations of extinct organisms on earth
Explanation:
