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marishachu [46]
3 years ago
5

On Earth is born Origins Nova

Biology
1 answer:
AURORKA [14]3 years ago
7 0
Mars is just a fraction the size of the Earth, so it cooled more rapidly. And as it cooled, its molten iron core hardened. As a result, Mars stopped generating its magnetic shield. And, according to one theory, this left its atmosphere to be scoured away by the solar wind.
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The average life span of an erythrocyte in the circulation is
Nataliya [291]

approximately 115 days

Human red blood cells (RBC), after differentiating from erythroblasts in the bone marrow, are released into the blood and survive in the circulation for approximately 115 days.

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2 years ago
What gives plant cell walls their rigidity?
NISA [10]
The strongest component of the cell wall<span> is a carbohydrate called cellulose, a polymer of glucose. The </span>cell wall gives rigidity<span> and strength to the </span>plant cells<span> which offers protection against mechanical stress. ... The </span>rigidity<span> of primary </span>plant<span> tissues is due to turgor pressure and not from rigid </span>cell walls<span>.</span>
7 0
3 years ago
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What are some possible future changes in the global climate?
Ugo [173]

The most probable future changes in the global climate are:

- Global warming;

If the levels of CO2 and methane increase enough in the atmosphere to be able to intensify the Greenhouse effect, than some portion of the ice on the planet will melt because of the rising temperatures, thus lifting up the sea level, creating more unpredictable weather with larger and stronger storms, but also making the mainland much drier. This would be a scenario if the continents are arranged like they are now, but if there isn't a sufficient mass of land on and around the poles, than all of the ice will melt and the sea levels will rise so much that the planet will come in the ''water planet'' scenario, and it will have wet tropical climate pretty much everywhere on the planet.

- Ice Age;

If there's a disruption in the warm ocean streams and some of them disappear, or the levels of nitrogen or oxygen increase in the atmosphere, the Earth will start to cool off, thus coming to a situation of an Ice Age. In this kind of situation, there will be large ice sheets on and around the poles that are stretching much further towards the lower latitudes, as well as mountains all over the world that are covered in snow and shaped by glaciers.

3 0
3 years ago
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Which major ascending pathway transmits afferents concerned with crude touch and pressure, via contralateral projection fibers,
Mila [183]

Answer:

Anterior Spinothalamic tract

Explanation:

Anterior Spinothalamic tract is located centrally within the spinal cord. They carry sensory information such as touch, pain or pressure to the brain

6 0
3 years ago
The conditions of the Hardy-Weinberg law are _____ met in nature.
Crank
Somewhat met in the nature
8 0
4 years ago
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