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NARA [144]
3 years ago
15

Help me please,Thanka

Biology
2 answers:
Natasha2012 [34]3 years ago
7 0
I am going to have to say c. i remember that question 

lianna [129]3 years ago
7 0
Hi are you Tristen from K12?
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Contact lens solution is described as a sterile, buffered, isotonic aqueous solution. Explain the importance of the adjectives b
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A contact lens is a lens placed on the cornea of the eye.


Importance of buffers in contact lens products:

Buffers: They aim to keep the pH of the solutions at values ​​between 6.6 and 7.8 in order to maintain the lens parameters and the effectiveness of the solutions. They are made by the combination of an acid and its sodium salt (phosphate and acetate for example). Borate and citrate buffers are used.


Importance of isotonicity in contact lens products:

The solution composed by isotonic saline solution.

Isotonia is expressed by osmolarity or cryoscopic lowering

- 0.236 to 0.446 mOsmoles / l (increases during the day)

- If the osmolarity of the mixture is different from that of the tears, it causes discomfort and irritation

• Increased tear secretion

• Increase the blink frequency

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3 years ago
What are animal characteristics?
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The set of characteristics provided by Audesirk and Audesirk are: Animals are multicellular. Animals are heterotrophic, obtaining their energy by consuming energy-releasing food substances. Animals typically reproduce sexually. Animals are made up of cells that do not have cell walls.
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How is erythrocytes an advantage in exchanging and carrying ​
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Shape of Red Blood Cells Erythrocytes are biconcave discs with very shallow centers. This shape optimizes the ratio of surface area to volume, facilitating gas exchange. It also enables them to fold up as they move through narrow blood vessels.

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Factors<br> Increase or Decrease<br> in Carrying Capacity?
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Answer:

Carrying capacity, or the greatest number of people that an environment can support over time without harming or degrading it, is controlled by a few basic factors: food supply, water availability, and space. Carrying capacity, or the greatest number of people that an environment can support over time without harming or degrading it, is controlled by a few basic factors: food supply, water availability, and space.

Explanation:

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What is it called when one hormone helps another have its full effect?
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it is called permissive interaction

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