Answer:
endosymbiosis.
Explanation:
By the beginning of the 20th century, researchers thought that plastids and mitochondria could come from bacteria. These would have been ingested by primitive cells and live within them in symbiosis.
Answer:
organ level
Explanation: because multiple types of tissues are working together.
Answer:
5.Triglycerides are a type of fat. They are the most common type of fat in your body. They come from foods, especially butter, oils, and other fats you eat. ... Your body changes these extra calories into triglycerides and stores them in fat cells. When your body needs energy, it releases the triglycerides.
6.High LDL cholesterol increases your risk for heart disease and stroke. Weight gain. Many high-fat foods such as pizza, baked goods, and fried foods have a lot of saturated fat.
7.provide energy , primary form of energy storage , insulate and protect
An isotonic solution is a solution in which the amount of dissolved material is equal both inside and outside of the cell. Water still flows in both directions, but an equal amount enters and leaves the cell. Hope this helps. :)
