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Marina86 [1]
2 years ago
10

What is the element with 2 protons on the

Chemistry
1 answer:
Paul [167]2 years ago
7 0

Answer:

Helium

Explanation:

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it identifies reducing sugars (monosaccharide's and some disaccharides), which have free ketone or aldehyde functional group

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It turns from turquoise to yellow or orange when it reacts with reducing sugars.

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The total variety of organisms that live in the biosphere
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Give the name for the strongest intermolecular interaction between the substrate and the following amino acids on the star prote
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Answer:

The answer is IONIC BOND

Explanation:

Steroidogenic acute regulatory, (StAR) protein is a type of globular protein, which allows it act as an active catalyst on substrates. Because the substrates on which enzymes act usually have higher molecular weights of several hundred as compared to the enzymes, only a fraction of the enzyme's surface is in contact with the substrate. This region of contact called the <em>active site</em>, is as a result of the protein folding itself into a tertiary structure.

Once the correct substrate has bound at the active site of the enzyme, an enzyme-substrate complex is created. The substrate is usually held in the complex by combinations of electrical attraction, hydrophobic repulsion, or hydrogen bonding between and from the amino acid; the strongest of which is the ionic/electrostatic bonding due to larger amount of ionic "R" groups in the protein structure.

So whilst all these inter-molecular interactions are possible, the strongest would be <u>ionic bond.</u>

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