Those that are needed in large amounts are called macronutrients. There are three macronutrients required by humans: carbohydrates (sugar), lipids (fats), and proteins. Each of these macronutrients provides energy in the form of calories.
Macronutrients that provide energy
There are four principal classes of macronutrients: carbohydrate, protein, lipids and alcohol.
There are four principal classes of macronutrients: carbohydrate, protein, lipids and alcohol.
However...
There are three macronutrients required by humans: carbohydrates (sugar), lipids (fats), and proteins. Each of these macronutrients provides energy in the form of calories. For example: In carbohydrates, there are 4 calories per gram.
The correct answer is B. The humans forearm is much like a bat wing, because all of our tendons and liniments. Although we do not use the structures in the same ways, they are alike.
The final product of Meiosis is haploid daughter cells in which each cell has 23 chromosomes. What happens in meiosis is that, the cell is divided twice and this produces four daughter cells. During this process that our sex cells are produced. So the answer for this would be option D.