Vaccines introduce small amounts of dead viruses or harmful cells into the body in order to teach the body how to effectively fight said virus/cell
Answer:
An icicle grows as water drips down the structure and freezes adding to its length and thickness. Organisms grow via the addition of new cells to the organs it contains. These organs grow from the inside out over the entire structure.
Explanation: Hope This Helps:)
D bc the the cells more so breaks down the chemical energy and forms that chemical energy into putting it in different activities or chemical/hormonal needs
The answer Is the letter D
