Out of the choices given, the most important in determine the plant and animal population that can exist in an area is the temperature. Both plants and animals need a certain temperature to survive in certain areas. The correct answer is D, temperature.
Idk what this means sorry
Answer:
The chemical factors that determine traits are called genes.
The image on the left is sleet.
Answer:
Vitamins are used in their original form by the cells. They are either water soluble or fat soluble, hence no enzyme is required to digest vitamins. They are absorbed directly from the digestive tract, transported by blood to the cells, and the cells absorb and use them whenever they need.