Question

A long afternoon of hard work lies ahead. You will need lots of energy so you're get ready to dig into your lunch, seen here. What biomolecules in your lunch will supply the most energy, per gram?

A)
proteins Eliminate
B)
carbohydrates
C)
sugars, specifically glucose
D)
lipids, specifically animal fat

Answer 1

D. Lipids, Specifically Animal Fat

Reasoning - Behind the Lipids is that the chemical bonds can break faster and provide formula for the breakdown. 

Answer 2

Answer: Option D

Explanation: Lipids and specifically animal fat has most of the energy as compared to other macro molecules.

Protein and Carbohydrates provides 4 calories per gram of energy and lipids especially animals fat has 9 calories per gram.

It is not very efficient that every time the body needs energy it will burn out the fat inside the body, so carbohydrates are used up first.

But most of energy that is supplied to the body is by Lipids(animal fat).