Explanation:
Low power objective shows more field of view but does not give appreciable details about the view.
- In the root tip of onions, the cell walls are distinctly visible and they are arranged in a rectangular mosaic pattern.
- The nucleus stands out appreciably and it is tiny.
- The cytoplasm is also visible.
- Root cells do not have chloroplast since they do not take part in photosynthesis.
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Onion cell brainly.com/question/2855039
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Well I don’t know if this is much help but bacteria, unlike plants and animals, are unicellular, they only have one type of cell.
Answer:
Increased oxygen concentration
Explanation:
The evolution of O2-producing cyanobacteria that use water as terminal reductant transformed Earth's atmosphere to one suitable for the evolution of aerobic metabolism and complex life. The innovation of water oxidation freed photosynthesis to invade new environments and visibly changed the face of the Earth.
<span>Continuation of human development with paved land would fragment the biosphere even more. There would be small populations of animals in pockets within the paved land that might contribute to more diversification of species.</span>
Gas molecules spread out and don't touch each other.