Are there always going to be an equal number if guanine and cytosine molecules is dna

How does photosynthesis show the conservation of mass and energy?

What are the four stages of cell signaling?

Which of the following options describes photosynthesis correctly? question 8 options: a plant uses carbon dioxide and water to make oxygen and nitrogen a plant breaks down sugar to make carbon dioxide. a plant uses sunlight, carbon dioxide, and water to make sugar and oxygen. a plant uses sunlight to break down sugars for digestion into water and oxygen.