Answer:
How to get enough energy for daily life
Explanation:
All living things need to get energy from food, and finding food is definetly a very VERY big challenge.
The answer is A i believe. If not, i have no idea.
The color of beef is determined by myoglobin because these cells are actually responsible for transporting oxygen-rich molecules to the the tissues of the animal. This characteristic gives it the color that it has and is very abundant in large organisms like cattles.
This is a type of protein found in the cell membrane, which regulates the coming and going of substances into or out of the cell.
Membrane Protein
Lipids are macromolecules which provide insulation.
<span>A macromolecule is a large molecule. There are four groups of macromolecules: carbohydrates, proteins, nucleic acids and lipids. Lipids consist of glycerol and fatty acids and are constructed from fats, oils, waxes, phospholipids and steroids. A lipid's function is to insulate the body and provide warmth in cold conditions. It can be concluded that a person with very little body fat gets very cold easily and a person with a lot of body fat gets very warm very quickly. </span>