It can attacks a cell because germs spread fast throught the body and that is why you need medication to help you when you are sick so it does not get worse so if you have a virus you need medication so it does not harm you even more.
Answer:
Mitochondria are tiny organelles inside cells that are involved in releasing energy from food. This process is known as cellular respiration. It is for this reason that mitochondria are often referred to as the powerhouses of the cell.
Answer:
B
Explanation:
Natural selection and selective breeding can cause changes in animals and plants. The difference between the two is that natural selection happens naturally, but selective breeding only occurs when humans intervene. For this reason, selective breeding is sometimes called artificial selection.
Answer:
your answers are gonna be a,c and d
Explanation:
no beacuse they are differnt parts of the human with different functions