Answer:
During photosynthesis, plants take the water from the soil, and the carbon dioxide from the air and they make sugars out of it. ... When plants have the right balance of water, air, sunlight, and nutrients, their cells grow and divide, and the whole plant gets bigger and bigger. And that's how plants grow.
Explanation:
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Answer:
A group of cells make a tissue, a group of tissues make and organ, a group of organs make an organ system, and an organ system makes a organism.
No somethings only have one cell. they are called unicellular organisms.
Answer:
DNA replication is the process by which a molecule of DNA is duplicated. When a cell divides, it must first duplicate its genome so that each daughter cell winds up with a complete set of chromosomes.
Explanation:
