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kondor19780726 [428]
3 years ago
5

Additional

Biology
1 answer:
Andrej [43]3 years ago
3 0

Particles of a pure substance that cannot be decomposed by ordinary chemical means are called Elements .

<u>Explanation</u>:

Elements are the purest form of the substances that cannot be decomposed by any of the ordinary chemical means such as heating, electrolysis and reaction. Only those substances that has been formed through combination of the elements can be decomposed by the ordinary chemical means due to the presence of elements like sodium, hydrogen, carbon dioxide as well as oxygen because these things upon heating decomposes.  

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What is one possible reason that Mutation 2 leads to the production of normal blood cells rather than the sickled blood cells?
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The mRNA codon GAG corresponds to the tRNA molecule that can carry more than one amino acid <span>is one possible reason that Mutation 2 leads to the production of normal blood cells rather than the sickled blood cells.</span>
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3 years ago
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What if the sun disappears one fine day ?
igor_vitrenko [27]

Explanation:

Sun plays an important role in our solar system especially planet like earth are dependent on sun for food, water and air. Sun helps to balance the ecosystem on earth.

Here is an assumption what would happen if sun disappear for one day only, it would be more curt if it disappear forever but from POV of one day below are certain consequences of such a situation over solar system,

  1. You might be thinking if sun disappear then we would be seeing the moon for a whole day but don't forget, moon don't have it's own light, it reflects the rays coming from sun if sun disappear then surely moon would be like a ball kept in dark.
  2. It would happen for the first time if an asian man calls to someone in Europe, usually when here is night there is day and vica versa, but this time both will have same appear (night only)
  3. There's a idiom in Indian Hindi language that says "seeing the stars during the day time" which we use when we are going through something worse that we see the stars during daytime, but this time every human being on earth will see the stars during daytime, do not forget stars have their own light, they are not sun dependent.
  4. For the first time Night Blooming Jasmine will bloom and spread it's fragrance for 24 hours.
  5. Often when the earth revolves around its axis, a certain part of it receives light from the sun.But for the first time the earth will rotate around its axis without the sunlight falling on any part.
  6. people who are not allowed to go out of the house at night time can now enjoy the night out in the day too.
  7. Those trees and plants who slept in the hope that they would cook food in the morning with sunlight, they would not even know that their food has gone missing.
  8. Our ozon layer will have it's first leave from his duty.
  9. The bad thing is for the patients of night blindness, they will not be able to see this imaginary scene.

<em><u>Thanks for joining brainly community!</u></em>

6 0
2 years ago
How is the Emergency Operations Center (EOC) interconnected with the other NIMS Command and Command and Coordination structures?
bonufazy [111]

Answer:

Emergency Operations Center (EOC) interconnected with the other NIMS Command and Command and Coordination structures through the Joint Information System  JIS, which provides the mechanism to organize, integrate, and coordinate information to ensure timely, accurate, accessible, and consistent messaging across multiple jurisdictions and/or disciplines, including the private sector and NGOs.

7 0
3 years ago
The membrane potential of a nerve cell will depolarize (become less negative) if there is an INCREASE in the __.
slava [35]

Answer:

The membrane potential of a nerve cell will depolarize if there is an increase in the positive ions inside the cell.

Explanation:

When nerves are in resting potential it is -70mV. In this stage interior of the cell is negatively charged and outside is more positive. When depolarization occurs the inside cell becomes positive.

This is due to the rush of sodium ions into the cell by voltage-gated channels. Now the inside charge is more positive and the chloride ions move out of the cell. Thus outside becomes more negative.

After some time of depolarization stage, potassium ions move out of the cell making the nerve cell again negative. Now the depolarized stage becomes repolarized by the entry of potassium ions.

During depolarization, the potential of the cell is -55mV.  When repolarization occurs, it is again -70mV. But the potassium channels are open and some of the potassium ions move out of the cell making the inside environment more negative. This is known as hyperpolarization condition.  

This hyperpolarization remains for a short period where action potential can't occur. This period is called the refractory period. Again potassium ions enter into the cell. This results in the resting potential of the neuron again.

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3 years ago
Does anyone know who this is
IrinaK [193]

Andre Rebelo you tube star


6 0
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