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CaHeK987 [17]
3 years ago
10

living matter is at least 60% water it makes sense then the cell membranes are made of phospholipids because

Biology
1 answer:
alexandr1967 [171]3 years ago
3 0

The lipids form an insoluble barrier.

Phospholipids, a type of lipids, don’t dissolve in water. Membrane-forming lipids have like other lipids hydrophobic region, but also in addition, they have hydrophilic region.  In the cell membrane, they are organized in a lipid bilayer. In each layer, hydrophilic heads face a solution, and hydrophobic tails are inside the layer. That way, phospholipids are in contact with water, but still present a barrier because of their hydrophobic tails inside the layer.


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Answer:

1:2:1

Explanation:

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See attachment:

Conclusion:

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I would use a specialized or preformed matrix for the posterior sector.

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It is important to clarify that cusps are only in the posterior sector and not in the anterior sector.

The cusps, even if they have the most correct selection of the matrix, will fail in their restoration if they are not performed according to the patient's occlusion, under a good dental integration system such as adhesion through resins, and respecting the normal antomy of the piece to be restored.

3 0
3 years ago
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gulaghasi [49]

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<h3>What is a transgenic organism?</h3>

A transgenic organism is an organism whose genome has been changed by the addition of a gene from another species.

Transgenic organism is formed as a result of the process of genetic recombination to produce organisms with better traits.

Therefore, the choice that best describes how rice was modified to create golden rice is genes from daffodils were added to rice that code for increased vitamin A production.

Learn more about transgenic organism at: brainly.com/question/4372248

#SPJ1

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Hope this helps!

-Payshence xoxo
3 0
3 years ago
Read 2 more answers
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