No. 4,325 in Russian
белков
"Белков" is the genitive plural form of "белок," meaning "proteins."
In a sentence
Для роста мышц необходимо употреблять достаточно белков.
To grow muscles, it is necessary to consume enough proteins.
In this sentence, "белков" translates to "proteins" in English and is used to indicate biological compounds necessary for muscle growth. This is the genitive plural form of the word "белок".
В яйцах содержится много белков и других питательных веществ.
Eggs contain a lot of proteins and other nutrients.
Here, "белков" again stands for "proteins." It is in the genitive plural form to signify the abundance of these substances in eggs.
Название этой молекулы связано с её белковой структурой.
The name of this molecule is related to its protein structure.
In this context, "белковой" (genitive feminine singular form of the adjective "белковый") describes the protein-like structure of the molecule.
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