41 public questions tagged with this topic.
Glycine is a non-essential amino acid because the human body can synthesize it. This follows from NCERT principle where relation explains outcome clearly for students.
Ref: NCERT Biology Textbook for Class XI and XII (Zoology section), Chapter: Biology - Zoology portion covering relevant system and function, Topic: Structural organization and physiology.
NAD (Nicotinamide Adenine Dinucleotide) is a coenzyme that plays a key role in redox reactions. This follows from latest NCERT 2026-27 principle explaining the concept clearly for NEET students in simple steps as per rationalized syllabus.
Ref: NCERT Biology Textbook - Latest Edition for Academic Session 2026-27 (Zoology section, Rationalized Textbook for Class XI and XII), Chapter: Biology - Zoology portion (Latest NCERT Textbooks for Academic Session 2026-27 - Rationalized Edition for Class XI and XII), Topic: Structural organization, physiology, human health and related concepts as per latest syllabus.
Enzymes, which are proteins, act as biological catalysts, speeding up reactions without being consumed.
Ref: NCERT Class 12 Chemistry > Chapter 14: Biomolecules > Topic: Enzymes - Nomenclature, Properties and Mechanism
Insulin is a protein hormone that regulates blood glucose levels by facilitating glucose uptake.
Ref: NCERT Class 12 Chemistry > Chapter 14: Biomolecules > Topic: Hormones - Protein Hormones and Regulation of Blood Glucose
Insulin, a protein hormone, lowers blood glucose by promoting its uptake into cells.
Ref: NCERT Class 12 Chemistry > Chapter 14: Biomolecules > Topic: Hormones - Protein Hormones and Regulation of Blood Glucose
Fructose is a ketose sugar due to the presence of a ketone group at C2 in its open chain form.
Ref: NCERT Class 12 Chemistry > Chapter 14: Biomolecules > Topic: Carbohydrates - Monosaccharides - Structure and Properties
A ketose sugar has a ketone group. Fructose is a ketohexose with a ketone group at C2.
Ref: NCERT Class 12 Chemistry > Chapter 14: Biomolecules > Topic: Carbohydrates - Monosaccharides - Structure and Properties
An aldotetrose is a monosaccharide with an aldehyde group and four carbon atoms.
Ref: NCERT Class 12 Chemistry > Chapter 14: Biomolecules > Topic: Carbohydrates - Monosaccharides - Structure and Properties
Nitric acid, a strong oxidizing agent, oxidizes both the aldehyde and primary alcohol groups of glucose to carboxylic acids, forming saccharic acid.
Ref: NCERT Class 12 Chemistry > Chapter 14: Biomolecules > Topic: Carbohydrates - Monosaccharides - Structure and Properties
A ketohexose is a monosaccharide with six carbon atoms and a ketone group. Fructose has a ketone group at carbon 2 and six carbons, making it a ketohexose.
Ref: NCERT Class 12 Chemistry > Chapter 14: Biomolecules > Topic: Carbohydrates - Monosaccharides - Structure and Properties
In its open chain form, fructose (a ketohexose) has three chiral carbons at C3, C4, and C5.
Ref: NCERT Class 12 Chemistry > Chapter 14: Biomolecules > Topic: Carbohydrates - Monosaccharides - Structure and Properties
Ribose is a pentose sugar, meaning it has five carbon atoms in its structure.
Ref: NCERT Class 12 Chemistry > Chapter 14: Biomolecules > Topic: Carbohydrates - Monosaccharides - Structure and Properties
