The organisms who have only a cell wich are called monocellular living things and pluricellular living things.
Answer:
The answer is water
Explanation:
Hydro means water. So the hydro sphere can be affected by water pollution from human wastes.
Answer:
Option C
Explanation:
A vaccine is usually given to boost up the immune system by making them familiar with the virus
males only have one x chromosome (d)
in sex linked traits males always express it as they have x y chromosomes and can't cover up the trait whereas females have two x chromosomes and can cover up the trait