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Serjik [45]
2 years ago
5

What famous scientist was born today, november 7th?

Biology
1 answer:
cestrela7 [59]2 years ago
5 0
Norton David Zinder...... american biologist and geneticist who studied the species of Salmonella
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Why colonial organisms that lived grouped together
Luba_88 [7]

Answer: Colonial organisms are the result of many identical individuals joining together to form a colony. These cells are partly dependent on each other to start with. But, later evolutionary events resulted in the obligatory relationships among them resulted in multicellularity.

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3 years ago
Most countries have outlawed whaling, but some countries have few or no laws protecting whales. Why are conservation groups push
Gala2k [10]

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3 years ago
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Why is water important, describe the special properties of water? Provide examples.
Sveta_85 [38]

Answer:

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hope this helped you

3 0
2 years ago
Why is it necessary for green plants to carry out both photosynthesis and respiration?
finlep [7]
To survive and to reproduce
6 0
3 years ago
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Vilka [71]

Answer: cell membrane

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such as soduim-potassium pump, exocytosis

Explanation:  transportation in and out of cell is done in different ways listed above but a barrier to this movement is the cell membrane which is an outer covering of the cell. it protect the cell and only some materials can penetrate the cell membrane e.g micro-organism, water e.t.c. the various physical and physiological processes are the various ways substance  cna be liquid, solid or gas are transported within or outside the  cell e.g food

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3 years ago
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