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mezya [45]
4 years ago
13

The large increase in atmospheric carbon dioxide in the last 50 years most likely comes from...

Biology
1 answer:
iren2701 [21]4 years ago
3 0
Hello!

The large increase in atmospheric carbon dioxide in the last 50 years most likely comes from C. an increase in the burning of fossil fuels.

Fossil fuels contribute greatly to to the increase in atmospheric carbon dioxide. They include coal, natural gas, and more, and when they are burned, one of the combustion products is carbon dioxide.
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Q 15.19: Cell bodies of preganglionic neurons of the parasympathetic division are located in which of the following cranial nerv
finlep [7]

Answer:

C. III, VII, IX, and X

Explanation:

The parasympathetic division of autonomous nervous system is also known as craniosacral division. The cell bodies of preganglionic neurons of  parasympathetic division are located in the lateral gray matter of sacral segments (S2-S4) of spinal cord and in the nuclei of four cranial nerves in the brain stem. These cranial nerves as namely: oculomotor nerve (III), facial nerve (VII), glossopharyngeal nerve (IX), vagus nerve (X).

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3 years ago
When one opens a door, which part of the brain is responsible for sending signals to the arm muscles, causing one to open the do
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Answer M1 motor cortex
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Simplify the difference (3w^2-5w-6)-(6w^2 4w-2)?
saveliy_v [14]
<span>-3w2-9w-4 is the answer

</span>
5 0
4 years ago
If a person has low levels of phosphorous in his or her blood, phosphorous may be "stolen" from bones to make it available for c
Harman [31]

Answer:

nucleic acids and phospholipids

Explanation:

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  • The nucleic acid contains carbon, hydrogen, oxygen, nitrogen, and phosphorus and is organic compounds that codes for the genetic information in an organism. There are two types of nucleic acid- ribonucleic acids and deoxyribonucleic acids, i.e RNA and DNA respectively. Both of them sugar-phosphate backbone and therefore, phosphorous is essential for the synthesis of nucleic acids in the body.
  • Phospholipids make up the cell membrane and thus, phosphorous is also essential for their synthesis.
7 0
3 years ago
In a DNA double helix an adenine of one strand always pairs with a(n) _____ of the complementary strand, and a guanine of one st
notka56 [123]

Answer:

adenine pairs with Thymine  and guanine always pairs with cytosine respectively

Explanation:

In DNA nucleotide subunits, there are four nitrogenous bases:

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  •    Cytosine (C)
  •    Guanine (G)

Each of these bases can be divided into two categories: purine bases and pyrimidine bases.

Adenine and guanine are examples of purine bases. This means their structure is a nitrogen-containing six atom ring joined with a nitrogen-containing five atom ring that share two atoms to combine the two rings.

Thymine and cytosine are examples of pyrimidine bases.

Note that  RNA replaces thymine with a different pyrimidine base called uracil (U).

The complementary base pairing rule, Chargaff's rule states that DNA base pairs are always adenine with thymine (A-T) and cytosine with guanine (C-G). A purine always pairs with a pyrimidine and vice versa. However, A doesn't pair with C, despite that being a purine and a pyrimidine.

8 0
4 years ago
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