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Liono4ka [1.6K]
3 years ago
11

Explain how the ozone hole was found and what the UN did to help it

Biology
1 answer:
Lemur [1.5K]3 years ago
3 0

The ozone hole over the Antarctic has begun to heal, according to a new study, more than 30 years after its discovery. ... The stratospheric ozone layer protects Earth from the sun's harmful ultraviolet (UV-B) rays, which can cause skin cancer and cataracts in humans, and physiological damage in animals and plants.

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A fish that normally lives in salty water is placed in a tank containing fresh water. What do you think will happen to the cells
lapo4ka [179]

Salt water fish actually drink the salt water, excrete the salt, and are left with unsalted water in their body; they do this because the sea water, through the process of osmosis, draws out water from the body. <span>
When they are placed in fresh water, they continue to drink the water, but since the water is now less saline that the fish, water is no longer being drawn out, and in most cases (especially if the transfer was too quick), will start absorbing water, hence they will typically die. </span>
8 0
3 years ago
Which of the following questions would be studied with quantitative genetics? Group of answer choices a) The contributions of en
worty [1.4K]

Answer:

The answer is letter D

Explanation:

The answer is the letter d) all of the above could be studied with quantitative genetics since quantitative genetics seeks the main gene receptors apart from the assessment of all descendant phenotypes, not only is it considered the most recent but also the occlusion of the older and its strongest gamete at the time of the genetic cross, so any study that relates to the genetic characteristics of the animals either the shape of their body, their color, and even their evolution has to do with quantitative genetics

7 0
2 years ago
All cells are contained within a membrane called the:
irina [24]

Answer:

Phospholipid bilayer

Explanation:

That is essentially the primary componenent of the cell membrane where phospholipids form two layers.

6 0
2 years ago
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What do astronomers believe is located at the center of the Milky Way galaxy?
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<span><span><span>Understanding the nature and appearance of our galaxy is no small feat, for we live within a disk of obscuring gas and dust.Astronomers do not think that a supermassive black hole at the center of a galaxy is unique to the Milky Way. Rather, it appears to be quite typical of the almost innumerable galaxies in the observable universe. The fact that black holes may be the rule rather than the exception makes it even more important that we continue to study them.</span> </span><span> <span> </span></span></span>
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3 years ago
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What’s the significance to scientists of finding a new, unknown fossil?
e-lub [12.9K]

It would be, (B) It enables scientists to better differentiate among the various species.

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2 years ago
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