EVERYDAY SCIENCE

SCIENCE

CELL BIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which is false?
A
A carbohydrate is an energy-rich organic element made up of the compounds carbon, hydrogen, and oxygen.
B
Lipids are energy-rich compound made up of carbon, hydrogen, and oxyden
C
Proteins are large organic molecules made of carbon, hydrogen, oxygen, nitrogen, and, in some cases, sulfur.
D
Nucleic acids are very long organic molecules made of carbon, oxygen, hydrogen, nitrogen, and phosphorus.
Explanation: 

Detailed explanation-1: -A carbohydrate is an energy-rich organic compound made of the elements carbon, hydrogen, and oxygen. Sugars and starches are examples of carbohydrates. Carbohydrates are important components of some cell parts, including cell walls and cell membranes. Fats, oils, and waxes are all lipids.

Detailed explanation-2: -Carbohydrates are the compounds made up of carbon, hydrogen and oxygen. Carbohydrates are the energy giving food, and they are present mainly in cereals, sugar and potatoes. The simplest carbohydrate is glucose.

Detailed explanation-3: -Here Glucose, Maltose, and Fructose are carbohydrate. Glycine is not a carbohydrate.

Detailed explanation-4: -Carbohydrates are the most common type of organic compound. A carbohydrate is an organic compound such as sugar or starch, and is used to store energy. Like most organic compounds, carbohydrates are built of small, repeating units that form bonds with each other to make a larger molecule.

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