Her physician prescribes calcitonin to strengthen the woman's bones, since calcitonin is rich in calcium content and calcium helps keep the bones healthy.
Answer: cellulose gives cell walls of plants their rigid structure
Answer:
Food source and space.
Explanation:
With more animals, more food and space is required. With a sudden growth there may not be enough sufficient.
The food source could quickly run out, and same with space.
The answer is D. Companionship is the
