Biochemistry Basics: Definition, Scope, and Life Processes
30 Questions
1 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the general empirical formula for many carbohydrates?

  • (C3H6O)n
  • (CH2O)n (correct)
  • (C2H5O)n
  • (CH3O)n

What is the primary source of carbohydrates on Earth?

  • Photosynthesis (correct)
  • Animal metabolism
  • Atmospheric carbon fixation
  • Microbial fermentation

What is the characteristic feature of monosaccharides?

  • Consist of multiple polyhydroxy aldehyde units
  • Have the empirical formula (C2H5O)n
  • Consist of a single polyhydroxy aldehyde or ketone unit (correct)
  • Contain nitrogen, phosphorus, or sulfur

What is the definition of 'to sweeten' in the context of carbohydrates?

<p>To add a sugar or other food having a sweetening power (A)</p> Signup and view all the answers

What is the classification of sucralose, aspartame, and saccharin?

<p>Synthetic sweeteners (B)</p> Signup and view all the answers

Why does the D-family of carbohydrate structural isomers dominate on Earth?

<p>Due to a chance occurrence (C)</p> Signup and view all the answers

What is the primary focus of biochemistry?

<p>The study of biological processes at the cellular and molecular level (C)</p> Signup and view all the answers

What is the importance of biochemistry in medical science?

<p>To understand various aspects of medical science like drug development and immunology (B)</p> Signup and view all the answers

What is the significance of studying plant biochemistry?

<p>To become a plant scientist (C)</p> Signup and view all the answers

What is the role of biochemistry in the food industry?

<p>To determine the nutritional value of food (C)</p> Signup and view all the answers

What is the scope of biochemistry in understanding nucleic acids?

<p>To understand the general structure of nucleosides, nucleotides, DNA, and RNA (B)</p> Signup and view all the answers

What is the significance of studying vitamins and hormones in biochemistry?

<p>To understand their functions and importance in biochemistry (C)</p> Signup and view all the answers

What is the primary focus of the 'Basics of Biochemistry' course?

<p>Carbohydrates, Lipids, Amino Acids, and Proteins (A)</p> Signup and view all the answers

What is the term for a bond between two amino acids?

<p>Peptide bond (D)</p> Signup and view all the answers

What is the term for a sugar molecule composed of two monosaccharides?

<p>Disaccharide (C)</p> Signup and view all the answers

What is the term for a long chain of amino acids?

<p>Polypeptide (C)</p> Signup and view all the answers

What is the term for a molecule composed of many monosaccharides?

<p>Polysaccharide (B)</p> Signup and view all the answers

What is the term for the building blocks of proteins?

<p>Amino acids (A)</p> Signup and view all the answers

What is the most abundant monosaccharide in nature?

<p>D-glucose (D)</p> Signup and view all the answers

What is the typical name suffix of common monosaccharides and disaccharides?

<p>-ose (C)</p> Signup and view all the answers

What is the minimum number of monosaccharide units in a polysaccharide?

<p>20 (A)</p> Signup and view all the answers

What determines whether a monosaccharide is an aldose or a ketose?

<p>The position of the carbonyl group in the carbon chain (B)</p> Signup and view all the answers

What are the simplest monosaccharides?

<p>Trioses (B)</p> Signup and view all the answers

What is the structural difference between glycogen and cellulose?

<p>Type of glycosidic linkage (C)</p> Signup and view all the answers

What is the characteristic of monosaccharides in terms of solubility?

<p>Freely soluble in water but insoluble in nonpolar solvents (B)</p> Signup and view all the answers

What is the name of the aldohexose mentioned in the text?

<p>D-glucose (D)</p> Signup and view all the answers

What is the term for the linkages between monosaccharide units in oligosaccharides?

<p>Glycosidic bonds (A)</p> Signup and view all the answers

What is unique about dihydroxyacetone?

<p>It has no asymmetric carbon atoms (B)</p> Signup and view all the answers

What is the name of the ketohexose mentioned in the text?

<p>D-fructose (B)</p> Signup and view all the answers

What is a common feature of monosaccharides except dihydroxyacetone?

<p>They all have asymmetric carbon atoms (C)</p> Signup and view all the answers

More Like This

Introduction to Biochemistry
24 questions

Introduction to Biochemistry

LucrativeMeitnerium avatar
LucrativeMeitnerium
Biology and Biochemistry Year-End Review
34 questions

Biology and Biochemistry Year-End Review

UnquestionableMoldavite1065 avatar
UnquestionableMoldavite1065
Overview of Biochemistry
8 questions
Use Quizgecko on...
Browser
Browser