The movement of ions across the cell of a membrane of higher regions of concentration.
Answer:
The animal kingdom is unique among eukaryotic organisms because most animal tissues are bound together in an extracellular matrix by a triple helix of protein known as collagen. Plant and fungal cells are bound together in tissues or aggregations by other molecules, such as pectin.
Explanation:
The ability to maintain different environments inside a single cell allows eukaryotic cells to carry out complex metabolic reactions that prokaryotes cannot. In fact, it's a big part of the reason why eukaryotic cells can grow to be many times larger than prokaryotic ones.
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Answer:
The correct answer is All of the above are correct.
Explanation:
Earth is very diverse which contains microscopic organism to huge organisms like blue whales. Some live in water, some live on land and some live in extream climates. But there is something which unites every organism on this earth as every organism is evolved from a single individual.
Therefore there is unity in diversity seen at many stages in living organisms like structure of DNA is same in all organisms, every organism contains the same genetic code for a particular amino acid, forelimbs of all mammals have the same basic structure and evolved for different functions.
These all are the examples of unity in diversity so the correct answer is all of the above.
Answer:
Escherichia was first isolated and characterized in 1985
Explanation:
