Answer:
Severely damaged skin can heal, but it can't regenerate. Instead, it forms scars. Scar tissue can inhibit a person's movement and, because it lacks sweat glands, prevent the body from cooling off. Although scars seem to be thicker than normal skin, the tissue is actually weaker.
Hope this helps ;-)
Can you give me brainliest please
Answer:
The correct answer is 2. Usually multiple mutations are required in different genes to cause cancer.
Explanation:
Mutation is the change in the DNA sequence of a cell which plays an important role in causing cancer. Mutation in many different genes allows the cell to grow and multiply in an uncontrollable manner. It also allows the cell to gain the property of metastasis.
Metastasis is the property of malignant tumor cell which allow the mutated cells to invade different tissues and organs and multiply in numbers. This property plays an important role in causing cancer. Therefore several mutations in different genes are required to cause cancer. So the correct answer is 2.
<span>The nervous system controls the functioning of all the organs of our body. Its is like a central system which acts like a communication network. It regulates the functioning of the body by directing the organs to perform the tasks properly. Thus, the nervous system in our body controls the functioning of the body organs.</span>
Answer:
salivary glands, liver, gallbladder, and pancreas.
Explanation:
Ages 6 through 17 years should do 60 minutes (1 hour) or more of moderate-to-vigorous physical activity daily.
