30 Questions
What is the general empirical formula for many carbohydrates?
(CH2O)n
What is the primary source of carbohydrates on Earth?
Photosynthesis
What is the characteristic feature of monosaccharides?
Consist of a single polyhydroxy aldehyde or ketone unit
What is the definition of 'to sweeten' in the context of carbohydrates?
To add a sugar or other food having a sweetening power
What is the classification of sucralose, aspartame, and saccharin?
Synthetic sweeteners
Why does the D-family of carbohydrate structural isomers dominate on Earth?
Due to a chance occurrence
What is the primary focus of biochemistry?
The study of biological processes at the cellular and molecular level
What is the importance of biochemistry in medical science?
To understand various aspects of medical science like drug development and immunology
What is the significance of studying plant biochemistry?
To become a plant scientist
What is the role of biochemistry in the food industry?
To determine the nutritional value of food
What is the scope of biochemistry in understanding nucleic acids?
To understand the general structure of nucleosides, nucleotides, DNA, and RNA
What is the significance of studying vitamins and hormones in biochemistry?
To understand their functions and importance in biochemistry
What is the primary focus of the 'Basics of Biochemistry' course?
Carbohydrates, Lipids, Amino Acids, and Proteins
What is the term for a bond between two amino acids?
Peptide bond
What is the term for a sugar molecule composed of two monosaccharides?
Disaccharide
What is the term for a long chain of amino acids?
Polypeptide
What is the term for a molecule composed of many monosaccharides?
Polysaccharide
What is the term for the building blocks of proteins?
Amino acids
What is the most abundant monosaccharide in nature?
D-glucose
What is the typical name suffix of common monosaccharides and disaccharides?
-ose
What is the minimum number of monosaccharide units in a polysaccharide?
20
What determines whether a monosaccharide is an aldose or a ketose?
The position of the carbonyl group in the carbon chain
What are the simplest monosaccharides?
Trioses
What is the structural difference between glycogen and cellulose?
Type of glycosidic linkage
What is the characteristic of monosaccharides in terms of solubility?
Freely soluble in water but insoluble in nonpolar solvents
What is the name of the aldohexose mentioned in the text?
D-glucose
What is the term for the linkages between monosaccharide units in oligosaccharides?
Glycosidic bonds
What is unique about dihydroxyacetone?
It has no asymmetric carbon atoms
What is the name of the ketohexose mentioned in the text?
D-fructose
What is a common feature of monosaccharides except dihydroxyacetone?
They all have asymmetric carbon atoms
Learn the fundamental concepts of biochemistry, its relationship with biology, medicine, and agriculture, and the characteristics of living organisms. This quiz covers the basics of biochemistry, including its definition and scope.
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