Because, it is the process by which they make or produce their food with the help of sunlight, water and carbon dioxide.
If photsynthesis is not there then there would be no production of food and ultimatley plants will die.
Those would be enzymes I believe. They are the power house of the membrane and lower the amount of activation energy needed.
Fats are a better source of energy than carbohydrates on a per carbon basis because one triglyceride molecule yields three fatty acid molecules.
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What is Fat?</h3>
This is an important energy source in the body and is usually stored in the body under adipose tissues.
They contain triglyceride with as much as 16 or more carbons in each one which helps to generate energy in a slow and efficient manner.
Read more about Fats here brainly.com/question/4176733
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