One reason is that they die and new cells are needed to replace them. If you're cells didn't divide you would die with them. After a while, all cells in you're body are replaced and you are physically not the same man you were before because the set of cells is not the same one.
Bacille Calmette-Guérin (BCG) is a vaccine for tuberculosis (TB) disease. This vaccine is not widely used in the United States, but it is often given to infants and small children in other countries where TB is common. BCG does not always protect people from getting TB.
Heavy sedimentary items such as as rocks for example <span />
Answer:
T
Glucose provides plants with needed food through a process called photosynthesis. This process helps plants convert the energy they take in from sunlight into sugar to help nourish the plant. Photosynthesis occurs when carbon dioxide, water and sunlight are combined. Plants use these to form glucose and oxygen.
Explanation:
