What is the major source of energy for cellular reactions?

As it happens, more specifically, a single molecule of a type of carbohydrate classified as a sugar is the ultimate source of fuel in any metabolic reaction occurring in any cell at any time. That molecule is glucose, a six-carbon molecule in the form of a spiky ring.

What is the energy source for cellular processes?

The energy to make ATP comes from glucose. Cells convert glucose to ATP in a process called cellular respiration. Cellular respiration: process of turning glucose into energy In the form of ATP. Before cellular respiration can begin, glucose must be refined into a form that is usable by the mitochondrion.

What is the main source of energy for cellular respiration quizlet?

The main source of energy in cellular respiration is glucose.

Which of the following is a very important primary source of energy for cells?

Sucrose is the primary source of energy for most cells.

What is the most important biomolecule?

Why is protein the most important biomolecule? Proteins are the most diverse biomolecules on Earth, performing many functions required for life. Protein enzymes are biological catalysts, maintaining life by regulating where and when cellular reactions occur.

Where is energy stored in ATP?

Adenosine Triphosphate

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Energy is stored in the bonds joining the phosphate groups (yellow). The covalent bond holding the third phosphate group carries about 7,300 calories of energy. Food molecules are the $1,000 dollar bills of energy storage.

What are the starting materials and products of photosynthesis and cellular respiration?

Photosynthesis makes glucose and oxygen, which are then used as the starting products for cellular respiration. Cellular respiration makes carbon dioxide and water (and ATP), which are the starting products (together with sunlight) for photosynthesis.