Sugar is crystalline carbohydrate made of sucrose. It is glass clear with sweet taste. It is considered to be a human food and is used in candies, … . Our body uses sugar and oxygen to produce daily energy. Sugar is usually extracted from sugar beet and sugarcane. Here is 100x microscopic images of sugar crystal.
Walnut is a seed containing high amount of proteins and fatty acids. The protein content will provide amino acids to body. Walnut also has high amount of fiber. It is often eaten raw. Here is a 100x and 300x microscopic image of Walnut green skin.