Stem cells are unique in the fact that they can replicate any type of cell and their function. They help in cases of disease and injury because the replication properties can also be applied to white blood cells; these are cells that destroy pathogens.
The following physical properties of minerals can be easily used to identify a mineral:
Color.
Streak.
Hardness.
Cleavage or Fracture.
Crystalline Structure.
Diaphaneity or Amount of Transparency.
Tenacity.
Magnetism....ect
Answer: option A - the biological and anatomical differences distinguishing females from males.
Explanation:
Gender refers to biological sex. It is a DIVISION into which an organism is placed according to its REPRODUCTIVE FUNCTIONS or ORGANS.
A good amount over the years to break the ozone layer and the suns rays would be way to hot if the pollution breaks through the ozone layer
The answer would be b, emigration because emigration means to leave an area to go to another one, and all those factors would result in the animals leaving.