Discuss the mechanism of formation of proteins and their properties


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Answer:

Mechanism of formation of proteins:

The Protein Synthesis Mechanism. Protein synthesis consists of a peptide chain employing tNS as a blueprint for the precise sequence to supplement amino acids and mRNA.

One of the first stages in the protein synthesis system is transcription. The additional mRNA strand shall be produced in accordance with DNA Base Nitrogen Code. The polymerase enzyme of RNA blinds to one of the double helix RNA molecules

Explanation:

During the synthesis, transcription, and translation of proteins, two processes occur. DNA is a blueprint for making the messenger RNA when transcribed (mRNA). The nucleus of eukaryotic cells is transcribed. Translation takes place when the mRNA exits the nucleus and is placed into the ribosome in eukaryotic cell cytoplasms. The genetic code in mRNA is read and utilized for protein production during translation. Translation has three steps: starting, elongating, and ending. Beginning: the ribosome binds the mRNA and the tRNA. Extension: amino acids given to the developing protein chain one-time. The tRNA connects the anticodon with the mRNA codon and transports the appropriate amino acid each time peptidyl transmission establishes peptide bonds among amino acids.

Termination: when a stop codon is present (UGA, UAG, UAA) the tRNA detects the stop codon and releases the translation and ends.

Physical Properties of Proteins:

Proteins are normally colorless and tasteless. They are uniform and crystalline.

The proteins range in form from simple crystalloids to lengthy fibrillary structures. Two different form patterns

Were acknowledged:

A. Globular protein – Sphere shaped and most commonly occurs in plants, e.g., seeds and leaf cells. These are packs that makeup protein chains fold and crumble, such as pepsin, destine, insulin, ribonuclease, etc.

B. Fibrillary protein- Thread-like or ellipsoidal, usually in animal muscles. These proteins have been used in most of the protein structural research. For example, myosin, fibrinogen, etc.

The proteins usually contain huge molecular weights from 5 to 103 to 1 to 106. It may be mentioned that molecular weight values of several proteins are nearly 35,000 and 70,000 or several.

Proteins are very slow to diffuse and hence may produce extensive light dispersion in solution, leading to apparent turbidity, because of their huge size (Tyndall effect).

Denaturation refers to alterations in protein characteristics. It's the lack of organic activity, in other words. In many cases, denatured protein molécules tend to form big aggregates and precipitate solutions, and coagulation is followed by the process of denaturation.

Protein is amphoteric, like amino acids, i.e. it acts as both acids and alkalis. The movement of the latter in an electrical field depends on the net cargo of the molecule. The net load depends on the pH value. Every protein has an isoelectric point (pl) fixed value at which it moves in an electric field.

Capacity Ion Binding

Proteins can generate salts based on their netload, both with cations and anions.

Protein solubility is dependent on pH. At an isoelectric point, solubility is lowest, and with rising acidity or alkalinity increases. This is because when protein molecules exist as cations or anions there are large repulsive interactions between ions, as all molecules have the same sign at an excessive charge. They are therefore more soluble than isoelectric.

The polarised light plane is turned to the left by all protein solutions, i.e. levoratotory.

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Select three correct answers.
They have nitrogen elements.
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They have hydrogen elements

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a.
Organisms in the deep sea acquire energy directly from the sun.
b.
Organisms near the ocean’s surface rely on chemosynthesis rather than photosynthesis.
c.
Organisms in the deep sea do not have direct access to sunlight.
d.
Organisms in the deep sea have no means to obtain energy unless they travel to the ocean’s surface.

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That person can be innocent because

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dna is located in the what of the cell and makes up what found there

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Pathogens
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cannot be treated
can be fatal
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