Answer: "iris" .
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Answer:
C. Multi-celled eukaryotic organisms began to diversify
Explanation:
The Proterozoic is an eon in which numerous important things occurred. There were multiple organisms that appeared in this eon. They were able to perform the process of photosynthesis which resulted in gradual pilling up of oxygen into the atmosphere, thus changing the composition of the atmosphere, and setting up the terrain for the future development of other organisms. It is an eon though in which there were only single-celled organisms, while the diversification of multi-celled eukaryotic organisms occurred in the next eon, the Phanerozoic.
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Answer:</h2>
Option D) proteins, starches, and fats.
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Explanation:</h2>
- Organic compounds are compounds that contain Carbon(C) and contain Hydrogen(H) as well.
- Water, H₂O does not contain carbon is therefore it is not organic compound .
- So option A) and B) can be eliminated since they contain water.
- Carbon dioxide, CO₂, contains carbon but doesn't contain hydrogen, and therefore we can eliminate Option C) as well.
- This leaves Option D) i.e proteins, starches and fats are organic compounds, all of them are organic compounds.
Result: Option D) is the correct answer.
Answer:
diffusion ( osmosis)
Explanation:
Recall that osmosis is the movement of water or liquid molecules from the region of low concentration to the region of high concentration until it's evenly distributed through a semipermeable membrane
so now it depends on the type of solution she use to check the permeability of the cell membrane
Answer: Nematodes move through their longitudinal muscles which causes pressure throughout their body and it flexes instead of flattened and with the thrust it moves forward, In Case of earthworms it uses t
