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Butoxors [25]
3 years ago
6

Under which of the following conditions will speciation not occur?

Biology
1 answer:
Mariulka [41]3 years ago
5 0
A since the beetles can no longer breed any more
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There are two species of squirrel in the United Kingdom: red squirrels and gray squirrels. Red squirrels are native to the Unite
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Answer:

The grey squirrel has increased their rate of emigration to the UK

7 0
3 years ago
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

- If hypotonia, entry of water to the epithelial cells, if hypertonia: inverse

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7 0
3 years ago
Describe the effect of mutation
lilavasa [31]
Some don't have any able to see effects,but some cause diseases
8 0
3 years ago
Why are lipids and proteins free to move laterally in membranes?
Anestetic [448]
D. There are only a week Hydrophobic interactions in the interior of the membrane.
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3 years ago
What contributes the most to the mass of a plant? i. soil ii. oxygen iii. carbon dioxide iv. water
fomenos
I think the correct answer from the choices listed above is option D. It would be carbon dioxide and water that contributes the most to the mass of a plant. These substances are what the plant needs to carry out photosynthesis with the presence of sunlight. Hope this answers the question.
5 0
3 years ago
Read 2 more answers
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