You're examining an amino acid at position 3 in an alpha helix. Without knowing the specific amino acid. What do you already know? The amino acid will form bonds with its nitrogen. 4 The amino acid forms two H bonds There is not enough information This amino acid forms one H bond.
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- Draw one of the 20 amino acids and label the aminogroup, the carboxyl group, the R group (side chain), andthe a carbon.In order for proteins to function properly the neccessary amino acids must have a specific what? A. Sequence B. Bond C. Number D. CompoundWhich of these are NOT components of an amino acid? hydrophilic tail b. side chain c. carboxyl group d. a hydrogen atom e. central carbon atom
- The base pairs are held together primarily bya. covalent bonds b. ionic bonds c. hydrogen bonds d. gyrasesThe bonds that are important inthe secondary structure of a protein are a)hydrogen bonds b.peptide bonds c.hydrophobic interaction d.salt bridges e.disulfide bondsA denatured protein has lost its _______ .a. hydrogen bondsb. shapec. functiond. all of the above
- Which of the following is not related to the other four? a. phosphate groups b. nucleotides c. amino acids d. nitrogenous bases e. five-carbon sugarsWhich of the following require Hydrogen Bonds to maintain it's structure? Mark all that apply. 1)secondary structure of a protein 2)DNA helix 3)structure of an functional enzyme 4)phospholipids 5)primary structure of a proteinThe substitution of one amino acid for another in a polypeptide chain can affect the __________ of the resulting protein. A) primary structure B) secondary structure C) tertiary structure D) quaternary structure E) all levels of protein structure can be affected by substituting one amino acid for another.
- Fill in the following with the specific bond(s): Maintain(s)the helical structure of many proteins____________: ;link(s) polypeptide chains and can cause proteins tobend:_______ and________ ; join(s) the twostrands of the double helix of DNA:_________ ; link(s) amino acids to form the primary structure of proteins:_______.Which of the following is NOT an example of protein secondary structure? a. alpha-helix b. beta sheets c. beta turn d. coiled coil e. loopsWhich level(s) of protein structure can you find the α helix and the β pleated sheet? mutiple answer maybe quaternary secondary primary tertiary