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SEMMELWEIS ENTRANCE EXAM CHEMISTRY AND BIOLOGY EXAM QUESTIONS AND ANSWERS GRADED A+ 2025/2026

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SEMMELWEIS ENTRANCE EXAM CHEMISTRY AND BIOLOGY EXAM QUESTIONS AND ANSWERS GRADED A+ 2025/2026

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SEMMELWEIS ENTRANCE EXAM
CHEMISTRY AND BIOLOGY EXAM
QUESTIONS AND ANSWERS GRADED A+
2025/2026




Primary structure - ANS The sequence of amino acids in a protein chain.



Secondary structure - ANS Folding of the polypeptide chain into alpha-helices or beta-pleated
sheets.



Tertiary structure - ANS The overall 3D shape of the protein.



Quaternary structure - ANS The arrangement of multiple protein subunits.



Allostery - ANS The regulation of a protein's function through binding at a site other than the
active site.



Polysaccharides - ANS Long chains of sugar molecules (e.g., starch, cellulose).



Chemically modified carbohydrates - ANS Sugars with added functional groups (e.g., sugar
alcohols).

1 @COPYRIGHT 2026 ALLRIGHTS RESERVED.

, Glycoproteins - ANS Proteins with carbohydrate groups attached.



Proteoglycans - ANS Proteins heavily glycosylated with long sugar chains, involved in cell
signaling.



Triglycerides - ANS Fats made of three fatty acids and glycerol, used for energy storage.



Phosphoglycerolipids - ANS Lipids with a phosphate group, crucial in cell membranes.



DNA - ANS Stores genetic information.



RNA - ANS Translates genetic info into proteins (mRNA, tRNA, rRNA).



Chromosomes - ANS DNA structures that contain genes.



Genes - ANS Units of inheritance.



Alleles - ANS Different forms of a gene.



Genetic code - ANS Rules for translating DNA into proteins.



Vitamins - ANS Classification: Water-soluble (e.g., Vitamin C) and fat-soluble (e.g., Vitamin A).



Active derivatives - ANS Converted forms of vitamins that perform biological functions.


2 @COPYRIGHT 2026 ALLRIGHTS RESERVED.

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