What two elements are connected in a peptide bond of 2 amino acids? -Biology

What two elements are connected in a peptide bond of 2 amino acids? -Biology
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What is the peptide bond that connects amino acids in proteins? -Biology

Description : What is the peptide bond that connects amino acids in proteins? -Biology

Last Answer : answer:

What is lost from amino acids in the formation of a peptide bond? -Biology

Description : What is lost from amino acids in the formation of a peptide bond? -Biology

Last Answer : answer:

From two amino acids peptide bond formation involves removal of one molecule of (A) Water (B) Ammonia (C) Carbondioxide (D) Carboxylic acid

Description : From two amino acids peptide bond formation involves removal of one molecule of (A) Water (B) Ammonia (C) Carbondioxide (D) Carboxylic acid

Last Answer : Answer : A

Ninhydrin with evolution of CO2 forms a blue complex with (A) Peptide bond (B) α-Amino acids (C) Serotonin (D) Histamine

Description : Ninhydrin with evolution of CO2 forms a blue complex with (A) Peptide bond (B) α-Amino acids (C) Serotonin (D) Histamine

Last Answer : Answer : B

Which of the following statement(s) is/are true concerning translation of the mRNA message to protein synthesis? a. An adaptor molecule, tRNA, recognizes specific nucleic acid bases and unites them with specific amino acids b. Covalent attachment of tRNA to amino acids is energy dependent c. The formation of a peptide bond between the growing peptide chain and the free amino acid occurs in the free cytoplasm d. Complete protein synthesis takes hours

Description : Which of the following statement(s) is/are true concerning translation of the mRNA message to protein synthesis? a. An adaptor molecule, tRNA, recognizes specific nucleic acid bases and unites them ... and the free amino acid occurs in the free cytoplasm d. Complete protein synthesis takes hours

Last Answer : Answer: a, b The synthesis of protein involves conversion from a four-letter nucleotide language to one of 20 chemically distinct amino acids. This process is referred to as ... translation and be moving down the mRNA molecules simultaneously, thus increasing the rate of protein synthesis

Assertion `:` Pancreatic amylase digest protein to amino acid. Reason `:` Pancreatic amylase breaks the peptide bond of protein.

Description : Assertion `:` Pancreatic amylase digest protein to amino acid. Reason `:` Pancreatic amylase breaks the peptide bond of protein.

Last Answer : Assertion `:` Pancreatic amylase digest protein to amino acid. Reason `:` Pancreatic amylase breaks the ... D. If both Assertion & Reason are false.

The covalent bond that is repeatedly present between different amino acid residues in a protein is called (a) p-bond (b) hydrogen bond (c) peptide bond (d) metallic bond

Description : The covalent bond that is repeatedly present between different amino acid residues in a protein is called (a) p-bond (b) hydrogen bond (c) peptide bond (d) metallic bond

Last Answer : Ans:(c)

Glycine is a unique amino acid because it (a) has no chiral carbon (b) has a sulfur containing R group (c) cannot form a peptide bond (d) is an essential amino acid

Description : Glycine is a unique amino acid because it (a) has no chiral carbon (b) has a sulfur containing R group (c) cannot form a peptide bond (d) is an essential amino acid

Last Answer : has no chiral carbon

The last step in synthesis of peptidoglycan is A- attachment of a peptide to muramic acid B- attaching two amino acids to form a cross-link C- attachment of a portion of peptidoglycan to a membrane lipid D- binding of penicillin to a membrane protein

Description : The last step in synthesis of peptidoglycan is A- attachment of a peptide to muramic acid B- attaching two amino acids to form a cross-link C- attachment of a portion of peptidoglycan to a membrane lipid D- binding of penicillin to a membrane protein

Last Answer : attaching two amino acids to form a cross-link

What organelles form peptide bonds between amino acids?

Description : What organelles form peptide bonds between amino acids?

Last Answer : Ribosomes. They are constructed from protein themselves, but, more germane to the question, they are also partially composed of catalytic RNA, which forges the peptide bonds.

What organelles form peptide bonds between amino acids?

Description : What organelles form peptide bonds between amino acids?

Last Answer : Ribosomes. They are constructed from protein themselves, but, more germane to the question, they are also partially composed of catalytic RNA, which forges the peptide bonds.

Whcih of the following hormone is a peptide of less than ten amino acids? (A) Insulin (B) Growth hormone (C) Oxytocin (D) Parathyroid hormone 228 MCQs IN BIOCHEMISTRY

Description : Whcih of the following hormone is a peptide of less than ten amino acids? (A) Insulin (B) Growth hormone (C) Oxytocin (D) Parathyroid hormone 228 MCQs IN BIOCHEMISTRY

Last Answer : Answer : C

All the following statements about proopiomelanocortin are true except (A) It is made up of 285 amino acids (B) It is synthesised in pars intermedia and anterior lobe of pituitary gland (C) It is the precursor of ACTH and melatonin (D) It is the precursor of corticotropin like intermediate lobe peptide and endorphins 218 MCQs IN BIOCHEMISTRY

Description : All the following statements about proopiomelanocortin are true except (A) It is made up of 285 amino acids (B) It is synthesised in pars intermedia and anterior lobe of pituitary gland ... ) It is the precursor of corticotropin like intermediate lobe peptide and endorphins 218 MCQs IN BIOCHEMISTRY

Last Answer : Answer : C

The number of amino acids in the peptide hormone calcitonin is (A) 16 (B) 24 (C) 32 (D) 40

Description : The number of amino acids in the peptide hormone calcitonin is (A) 16 (B) 24 (C) 32 (D) 40

Last Answer : Answer : C

The only correct statement about chymotrypsin is (A) It is formed from trypsin (B) Carboxypeptidase converts trypsin into chymotrypsin (C) Its optimum pH is around 7 (D) It hydrolyses peptide bonds involving basic amino acids

Description : The only correct statement about chymotrypsin is (A) It is formed from trypsin (B) Carboxypeptidase converts trypsin into chymotrypsin (C) Its optimum pH is around 7 (D) It hydrolyses peptide bonds involving basic amino acids

Last Answer : Answer : C

Chymotrypsin is specific for peptide bonds containing (A) Uncharged amino acid residues (B) Acidic amino acids (C) Basic amino acid (D) Small amino acid residues

Description : Chymotrypsin is specific for peptide bonds containing (A) Uncharged amino acid residues (B) Acidic amino acids (C) Basic amino acid (D) Small amino acid residues

Last Answer : Answer : A

The enzyme trypsin is specific for peptide bonds of (A) Basic amino acids (B) Acidic amino acids (C) Aromatic amino acids (D) Next to small amino acid residues

Description : The enzyme trypsin is specific for peptide bonds of (A) Basic amino acids (B) Acidic amino acids (C) Aromatic amino acids (D) Next to small amino acid residues

Last Answer : Answer : A

A chain of amino acids joined by peptide bonds is called as (a) Peptide chain (b) Polypeptide chain (c) Polyamino acid chain (d) Nucleotide chain

Description : A chain of amino acids joined by peptide bonds is called as (a) Peptide chain (b) Polypeptide chain (c) Polyamino acid chain (d) Nucleotide chain

Last Answer : Ans. ((b))

Enzymes contain 1. Peptide bonds 2. Amino acids 3. Halogens 4. Fatty acids The correct answers are: (a) 1 and 4 (b) 1,3 and 4 (c) 1 and 2 (d) 2, 3 and 4

Description : Enzymes contain 1. Peptide bonds 2. Amino acids 3. Halogens 4. Fatty acids The correct answers are: (a) 1 and 4 (b) 1,3 and 4 (c) 1 and 2 (d) 2, 3 and 4

Last Answer : Ans:(c)

Which of the following is the “quaternary structure” of proteins concerned with? (a) sequence of amino acids in the peptide chain (b) description of the way the peptide chains are arranged with respect to each other (c) location of the disulfide bridges in the peptide chain (d) conformation of the protein backbone

Description : Which of the following is the quaternary structure of proteins concerned with? (a) sequence of amino acids in the peptide chain (b) description of the way the peptide chains are arranged with ... (c) location of the disulfide bridges in the peptide chain (d) conformation of the protein backbone

Last Answer : description of the way the peptide chains are arranged with respect to each other

Which of the following is the first step in the determination of the primary structure of proteins? (a) determining the number and kind of amino acids in the peptide (b) reducing the disulfide bridges in the protein (c) protecting the N-terminal of the peptide (d) protecting the C-terminal of the peptide

Description : Which of the following is the first step in the determination of the primary structure of proteins? (a) determining the number and kind of amino acids in the peptide (b) reducing the disulfide bridges ... (c) protecting the N-terminal of the peptide (d) protecting the C-terminal of the peptide

Last Answer : reducing the disulfide bridges in the protein

Which statement is NOT true about non-steroid (peptide) hormones? A) They are derived from peptides, proteins, polypeptides, and derivatives of amino acids. B) They bind to receptors on the cell surface. C) They form cyclic AMP inside the cell. D) They create an enzyme cascade effect. E) They enter the cell in order to have an effect.

Description : Which statement is NOT true about non-steroid (peptide) hormones? A) They are derived from peptides, proteins, polypeptides, and derivatives of amino acids. B) They bind to receptors on the cell surface. ... They create an enzyme cascade effect. E) They enter the cell in order to have an effect.

Last Answer : E) They enter the cell in order to have an effect.

What bond links amino acids together? -Biology

Description : What bond links amino acids together? -Biology

Last Answer : answer:

In the process of activation of amino acids for protein synthesis, the number of high energy phosphate bond equivalent utilised is (A) 0 (B) 1 (C) 2 (D) 4

Description : In the process of activation of amino acids for protein synthesis, the number of high energy phosphate bond equivalent utilised is (A) 0 (B) 1 (C) 2 (D) 4

Last Answer : Answer : C

Which of the following biomolecules does have a phosphodiester bond? (a) Amino acids in a polypeptide (b) Nucleic acids in a nucleotide (c) Fatty acids in a diglyceride (d) Monosaccharides in a polysaccharide

Description : Which of the following biomolecules does have a phosphodiester bond? (a) Amino acids in a polypeptide (b) Nucleic acids in a nucleotide (c) Fatty acids in a diglyceride (d) Monosaccharides in a polysaccharide

Last Answer : b) Nucleic acids in a nucleotide

What is the name of the bond that joins amino acids together in a protein?

Description : What is the name of the bond that joins amino acids together in a protein?

Last Answer : ANSWER: PEPTIDE BOND or AMIDE

Why peptide bond is planar? -Biology

Description : Why peptide bond is planar? -Biology

Last Answer : answer:

What is a peptide bond? -Biology

Description : What is a peptide bond? -Biology

Last Answer : answer:

how does carbon, hydrogen, and oxygen from sugar combine with other elements to make amino acids

Description : how does carbon, hydrogen, and oxygen from sugar combine with other elements to make amino acids

Last Answer : I would suggest that you read your text book as this is not a question that can be answered in a line or 2 or you can read here: http://www.chemistryland.com/ElementarySchool/BuildingBlocks/BuildingOrganic.htm

In certain amino acids, which elements is found in addition to carbon, hydrogen, nitrogen and oxygen?

Description : In certain amino acids, which elements is found in addition to carbon, hydrogen, nitrogen and oxygen?

Last Answer : Sulphur

The major role of minor elements inside living organisms is to act as (a) co-factors of enzymes (b) building blocks of important amino acids (c) constituent of hormones (d) binder of cell structure.

Description : The major role of minor elements inside living organisms is to act as (a) co-factors of enzymes (b) building blocks of important amino acids (c) constituent of hormones (d) binder of cell structure.

Last Answer : (a) co-factors of enzymes

Which is a 32-amino-acid water-soluble peptide hormone ?

Description : Which is a 32-amino-acid water-soluble peptide hormone ?

Last Answer : Which is a 32-amino-acid water-soluble peptide hormone ? A. Gastrin B. Calcitonin C. Glucagon D. Insulin

Group that reacts in the Biuret test: (A) Peptide (B) Amino group (C) Carboxylic group (D) Aldehyde group

Description : Group that reacts in the Biuret test: (A) Peptide (B) Amino group (C) Carboxylic group (D) Aldehyde group

Last Answer : Answer : A

A growing peptide in a ribosome can not be shifted to the adjacent ribosome because (A) It is firmly attached (B) It will get the amino acid cleaved (C) The gap between the ribosomes is too big for a shift (D) The adjacent ribosomes have different composition

Description : A growing peptide in a ribosome can not be shifted to the adjacent ribosome because (A) It is firmly attached (B) It will get the amino acid cleaved (C) The gap between the ribosomes is too big for a shift (D) The adjacent ribosomes have different composition

Last Answer : Answer : C

Edman’s reaction can be used to (A) Determine the number of tyrosine residues in a protein (B) Determine the number of aromatic amino acid residues in a protein (C) Determine the amino acid sequence of a protein (D) Hydrolyse the peptide bonds in a protein

Description : Edman’s reaction can be used to (A) Determine the number of tyrosine residues in a protein (B) Determine the number of aromatic amino acid residues in a protein (C) Determine the amino acid sequence of a protein (D) Hydrolyse the peptide bonds in a protein

Last Answer : Answer : C

With regard to insulin: a. it is a 51 amino acid peptide b. it is formed by removal of C-chain from proinsulin c. it is produced by the alpha cells of the pancreas d. it alters the rate of enzyme synthesis

Description : With regard to insulin: a. it is a 51 amino acid peptide b. it is formed by removal of C-chain from proinsulin c. it is produced by the alpha cells of the pancreas d. it alters the rate of enzyme synthesis

Last Answer : it alters the rate of enzyme synthesis

The following are true about parathyroid hormone a. it is an 84 amino acid peptide hormone b. it increases calcium absorption from the gastrointestinal tract c. it acts on a cell surface receptor that increases intracellular cyclic AMP d. all above

Description : The following are true about parathyroid hormone a. it is an 84 amino acid peptide hormone b. it increases calcium absorption from the gastrointestinal tract c. it acts on a cell surface receptor that increases intracellular cyclic AMP d. all above

Last Answer : all above

Assertion `:` Removal of gall bladder does affect the protein digestion. Reason `:` Bile juice break the peptide bond.

Description : Assertion `:` Removal of gall bladder does affect the protein digestion. Reason `:` Bile juice break the peptide bond.

Last Answer : Assertion `:` Removal of gall bladder does affect the protein digestion. Reason `:` Bile juice break ... . D. If both Assertion & Reason are false.

Which antibiotic inhibits peptide bond formation

Description : Which antibiotic inhibits peptide bond formation

Last Answer : Which antibiotic inhibits peptide bond formation A. Streptomycin B. Tetracycline C. Chloramphenicol D. Neomycin

Peptide bond is a key feature in:

Description : Peptide bond is a key feature in:

Last Answer : Peptide bond is a key feature in: A. polysaccharide B. Proteins C. Nucleotide D. Vitamins

What kind of a reaction forms a peptide bond?

Description : What kind of a reaction forms a peptide bond?

Last Answer : dehydration synthesis

The formation of a peptide bond during the elongation step of protein synthesis results in the splitting of how many high energy bonds? (A) 1 (B) 2 (C) 3 (D) 4

Description : The formation of a peptide bond during the elongation step of protein synthesis results in the splitting of how many high energy bonds? (A) 1 (B) 2 (C) 3 (D) 4

Last Answer : Answer : B

After formation of a peptide bond, mRNA is translocated along the ribosome by (A) eEF-1 and GTP (B) eEF-2 and GTP (C) Peptidyl transferase and GTP (D) Peptidyl transferase and ATP

Description : After formation of a peptide bond, mRNA is translocated along the ribosome by (A) eEF-1 and GTP (B) eEF-2 and GTP (C) Peptidyl transferase and GTP (D) Peptidyl transferase and ATP

Last Answer : Answer : B

Which bond is present in the primary structure of protein? (A) Ester (B) Hydrogen (C) Ionic bond (D) Peptide

Description : Which bond is present in the primary structure of protein? (A) Ester (B) Hydrogen (C) Ionic bond (D) Peptide

Last Answer : Answer : D

A protein reacts with biuret reagent which indicates 2 or more (A) Blood clotting (B) Peptide bond (C) Disulphide bonds (D) Hydrophobic bonds

Description : A protein reacts with biuret reagent which indicates 2 or more (A) Blood clotting (B) Peptide bond (C) Disulphide bonds (D) Hydrophobic bonds

Last Answer : Answer : B

In denaturation of proteins, the bond which is not broken: (A) Disulphide bond (B) Peptide bond (C) Hydrogen bond (D) Ionic bond

Description : In denaturation of proteins, the bond which is not broken: (A) Disulphide bond (B) Peptide bond (C) Hydrogen bond (D) Ionic bond

Last Answer : Answer : B

The bond in proteins that is not broken under usual conditions of denaturation: (A) Hydrophobic bond (B) Hydrogen bond (C) Disulphide bond (D) Peptide bonds

Description : The bond in proteins that is not broken under usual conditions of denaturation: (A) Hydrophobic bond (B) Hydrogen bond (C) Disulphide bond (D) Peptide bonds

Last Answer : Answer : D

The bond in proteins that is not hydrolysed under usual conditions of denaturation: (A) Hydrophobic bond (B) Hydrogen bond (C) Disulphide bond (D) Peptide bonds

Description : The bond in proteins that is not hydrolysed under usual conditions of denaturation: (A) Hydrophobic bond (B) Hydrogen bond (C) Disulphide bond (D) Peptide bonds

Last Answer : Answer : C

Which of the following statement about the peptide bond is true? (A) It is a carbon-carbon bond (B) It has cis hydrogen and oxygen groups (C) It is planar (D) It has rotational freedom

Description : Which of the following statement about the peptide bond is true? (A) It is a carbon-carbon bond (B) It has cis hydrogen and oxygen groups (C) It is planar (D) It has rotational freedom

Last Answer : Answer : B

Which method of protein estimation is depen- dent on the intact peptide bond?

Description : Which method of protein estimation is depen- dent on the intact peptide bond?

Last Answer : Biuret method.