Answer:
C
new combinations means variations, and the more the variations there is of a species, the more diverse they are
The vegetation of the tundra is composed of shrubs, grasses, mosses, lichens. Tree vegetation is very rare because of low temperature and short growing season.
Answer:
Meiosis results in the production of gametes (sex cells)
tonsils are large lymphatic nodules h are located in the walls of the pharynx
The answer is A. macromolecules
There are 4 types of macromolecules; lipids, proteins, carbs and nucleic acids