Biochemistry: Protein Dr. Micheal Quiz 1

Which of the following is the composition of proteins?

Amino acids

What is not a function of lipids?

Determining different blood groups

Is protein considered a polymer?

True

Which macromolecule is involved in the synthesis of oxy and deoxy ribose sugars used in building RNA and DNA structure?

Carbohydrates Signup and view all the answers

Which protein structure consists of folded proteins and more than one subunit?

Quaternary structures Signup and view all the answers

Which of the following is not a branched amino acid?

Tyrosine Signup and view all the answers

What type of bond holds amino acids together in a polypeptide chain?

Peptide bond Signup and view all the answers

All of the following are the functions of proteins Except

Formation of steroidal hormones as Cortisol and Sex hormones. Signup and view all the answers

Coagulated proteins are example for secondary derived proteins:

False Signup and view all the answers

What is the primary function of myosin protein?

Muscle contraction Signup and view all the answers

Which of the following is an example of a semi-essential amino acid?

Histidine Signup and view all the answers

Antibodies can be classified as

Conjugated proteins Signup and view all the answers

The primary derived proteins are soluble in water:

False Signup and view all the answers

Insulin is an example of:

Hormonal proteins Signup and view all the answers

Collagens and elastins are examples for globular proteins:

False Signup and view all the answers

All of the following are the functions of carbohydrate Except

Formation of steroidal hormones as Cortisol and Sex hormones. Signup and view all the answers

What is the empirical formula for carbohydrates when n = 5?

C5H10O5 Signup and view all the answers

Which group distinguishes monosaccharides as either polyhydroxyaldehydes or polyhydroxyketones?

Keto group Signup and view all the answers

What is the classification of compounds composed of C, H, and O with the empirical formula (CH2O)n?

Carbohydrates Signup and view all the answers

Which category of carbohydrates includes trioses, tetroses, pentoses, and hexoses?

Monosaccharides Signup and view all the answers

Which sugar is the simplest of the aldoses?

Glyceraldehyde Signup and view all the answers

What determines whether a sugar belongs to the D or L series?

The orientation of the hydroxyl and hydrogen groups Signup and view all the answers

Which sugar naturally occurs in the L form?

Arabinose Signup and view all the answers

What confers optical activity on a compound with asymmetric carbon atoms?

The presence of an asymmetric carbon atoms Signup and view all the answers

What produces epimers in monosaccharides?

Variations in configuration of carbon atoms 2, 3, or 4 Signup and view all the answers

Which monosaccharide is the naturally occurring form of fructose?

Glucose Signup and view all the answers

What are epimer carbons related to in monosaccharides?

-OH and -H groups on carbon atoms 2, 3, or 4 Signup and view all the answers

Which sugar is not classified as an aldose sugar?

Fructose Signup and view all the answers

Which compound is attached to 4 different groups and is present in all monosaccharides except dihydroxyacetone?

-CH2OH group Signup and view all the answers

"D-glyceraldehyde" is an example of which type of monosaccharide?

Aldotriose Signup and view all the answers

What determines whether a sugar belongs to the D or L series?

Comparison with glycerose (glyceraldehyde). Signup and view all the answers

Which sugar naturally occurs in the L form and is found in glycoproteins?

Arabinose Signup and view all the answers

Biochemistry: Protein Dr. Micheal Quiz 1

Questions and Answers

Which of the following is the composition of proteins?

What is not a function of lipids?

Is protein considered a polymer?

Which macromolecule is involved in the synthesis of oxy and deoxy ribose sugars used in building RNA and DNA structure?

Which protein structure consists of folded proteins and more than one subunit?

Which of the following is not a branched amino acid?

What type of bond holds amino acids together in a polypeptide chain?

All of the following are the functions of proteins Except

Coagulated proteins are example for secondary derived proteins:

What is the primary function of myosin protein?

Which of the following is an example of a semi-essential amino acid?

Antibodies can be classified as

The primary derived proteins are soluble in water:

Insulin is an example of:

Collagens and elastins are examples for globular proteins:

All of the following are the functions of carbohydrate Except

What is the empirical formula for carbohydrates when n = 5?

Which group distinguishes monosaccharides as either polyhydroxyaldehydes or polyhydroxyketones?

What is the classification of compounds composed of C, H, and O with the empirical formula (CH2O)n?

Which category of carbohydrates includes trioses, tetroses, pentoses, and hexoses?

Which sugar is the simplest of the aldoses?

What determines whether a sugar belongs to the D or L series?

Which sugar naturally occurs in the L form?

What confers optical activity on a compound with asymmetric carbon atoms?

What produces epimers in monosaccharides?

Which monosaccharide is the naturally occurring form of fructose?

What are epimer carbons related to in monosaccharides?

Which sugar is not classified as an aldose sugar?

Which compound is attached to 4 different groups and is present in all monosaccharides except dihydroxyacetone?

"D-glyceraldehyde" is an example of which type of monosaccharide?

What determines whether a sugar belongs to the D or L series?

Which sugar naturally occurs in the L form and is found in glycoproteins?

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