3 years ago

How does the sun produce heat and light for the earth?

1 answer:

7 0

The sun produces a massive amount of energy due to the nuclear fusion reaction in its core, in which the element hydrogen is converted into helium. The temperature in the core is about 13,600,000 degrees Kelvin, and this heat is transferred into the next layer through thermal radiation.

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Which component cannot be part of this strand?

Irina18 [472]

A- uracil, test prep question

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a reduction of the size of a population to single or few individuals resulting in loss of genetic variation is known as the ____

makvit [3.9K]

Answer:

Bottleneck effect

Explanation:

The Bottleneck effect is when species go through an event that reduces its population. The ones that survive have reduced genetic diversity compared to the original population since fewer individuals means there are fewer genotypes.

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Which weather patterns are caused by atmospheric pressure differences? Select all that apply

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Answer:

$The \: answer \: is \: e)storms.$

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Proteoglycans are a group of macromolecules formed from: a. proteins and glycosaminoglycans. b. proteases and glycosaminoglycans

Marianna [84]

Answer:

Proteins and polysaccharides.

Explanation:

Proteoglycans are heavily glycosylated proteins. These proteoglycans are present in the extracellular matrix of the animal cells and acts as a lubricant for the cells.

Proteoglycans are proteins that are covalently bonded with muco polysaccharidse. Proteoglycans are formed by the bonding between proteins and carbohydrates ( polysaccharides). Proteoglycans can combine with collagen to form cartilage and may affect the stability of a protein.

Thus, the correct answer is option (E).

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When used in glaucoma, this drug blocks beta-1 and beta-2 adrenergic receptors resulting in decreased aqueous humor production:?

ruslelena [56]

<span>When used in glaucoma, this drug blocks beta-1 and beta-2 adrenergic receptors resulting in decreased aqueous humor production: Timolol

Beta blocker is common medication in glaucoma, but many beta blocker is selective to beta-1 or beta-2. Nonselective beta blocker would be timolol.</span>

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