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I am Lyosha [343]
3 years ago
15

Where does the sound of thunder come from??

Biology
1 answer:
Elis [28]3 years ago
5 0
Thunder is the sound caused by lightning. Depending on the distance and nature of the lightning, thunder can range from a sharp, loud crack to a long, low rumble (brontide). The sudden increase in pressure and temperature from lightning produces rapid expansion of the air surrounding and within a bolt of lightning.
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The graphic shows the citric acid cycle. A diagram of the citric acid cycle is shown. Acetyl C o A enters the citric acid cycle
vagabundo [1.1K]

Answer:

It enters the citric acid cycle and associates with a 4-carbon molecule, forming citric acid, and then through redox reactions regenerates the 4-carbon molecule.

Explanation:

Acetyl-CoA(2C) associates with oxalacetate(4C) to form citric acid(6C). Then through redox reactions, CO2 molecules result from decarboxylation (COOH becomes R-(R1)CH-R2). And through dehydrogenation H2 molecules are incorporated in NADH+ in FADH2, resulting in the 4-carbon molecule at the beginning (oxalacetate). That's why it's called a cycle(Kreb's cycle or citric acid cycle)

3 0
3 years ago
Read 2 more answers
Complete the sentence. The Coriolis effect causes surface ocean currents to _____.
Marianna [84]
Here is the complete sentence with the correct answer; The Coriolis effect causes surface ocean current to sink toward the ocean floor, then rise again to the surface. The correct answer is D. 
4 0
3 years ago
Explain the bone structure<br>​
AveGali [126]

Answer:

Bones are organs composed of hard living tissue providing structural support to the body – it's scaffolding. It is a hard matrix of calcium salts deposited around protein fibers. Minerals make bone rigid and proteins (collagen) provide strength and elasticity. ... The outer layer of bone is called Cortical bone.

7 0
2 years ago
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A 7-year-old boy presents complaining of occasional intermittent lower abdominal pain over the last several weeks associated wit
soldier1979 [14.2K]

Answer:

Polyethylene glycol.

Explanation:

The abdominal pain might occur in the area of the pelvic regions and the chest area. The lower abdominal pain is common in children that might occur due to the constipation.

The increase or the presence of the polyethylene glycol in the abdomen can cause pain. This affects the bowel movements, bloating, vomiting, diarrhea and in excess condition may also cause the rectal bleeding in the children as well as in adult.

Thus, the answer is polyethylene glycol.

8 0
3 years ago
Can someone help me with this please. 7.
Aliun [14]

Answer:

normal strand

mRNA:CGU UAC GUG

amino acids:GCA ATG CAC

Deletion strand

mRNA:(GCA ATG CAC)*

CGU UAC GUG

Amino acids: GCA ATG CAC

7 0
3 years ago
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