She has a strong Immune system to stay healthy in the enviroment she works in.
The red blood cell is normally circular shaped but for sickle cell anemia the red blood cell is literally sickle shaped so the surface area decreases and less amount of oxygen is stored by the sickle shaped cell thus resulting in low O2 content
Answer: was to increase the population of wolves
Explanation: The reasoning behind introducing these gray wolves (Canis Lupus) to the Greater Yellowstone Ecosystem was to increase the population of wolves there since they were once scattered because of people killing these animals off with the assumption that they were predators and were viewed as dangerous animals.
Answer:
Explanation:
The color of our hair, skin, and eyes is determined by the same thing: the amount of pigment they have. The pigment that causes dark hair, skin, and eyes is called melanin. Melanin is made in special cells in the body called melanocytes.
Probably B) strenuous exercise. If not B then it's probably A. I don't know for sure though