1) Silk is a natural polymer.
Nylon is a synthetic polymer. Monomer in the nylon is Caprolactum.
Perspex is a synthetic polymer of Methyl methacrylate
Polyurethane is a synthetic polymer of Carbamate
Terylene is a synthetic polymer of ethylene glycol and terepthalic acid
2) Isoleucine is the answer.
Aspartic acid, Serine, Glutamine, Tyrosine are polar amino acids.
Which of the following is a naturally occurring polymer? Select one: O a. nylon Io O...
Which of the following is a naturally occurring polymer? Select one: a. nylon b. perspex c. polyurethane d. silk e. terylene
#202 Dipeptides Which amino acids, in order left to right, are present in the following structure? HN OH Select one: O a. tyrosine, serine O b. tyrosine, threonine c. phenylalanine, threonine d. phenylalanine, valine e. phenylalanine, isoleucine O
Which of the following is a natural polymer? Select one: O a. Rubber b. Polyester c. Silk d. Rubber & polyester e. Rubber & silk
help solve Which amino acids are required for the synthesis of Pyrimidines? Select one or more: a. Serine O b. Aspartate c. Threonine d. Glutamine
3. A Nucleic acid is a polymer made up of which kind of monomers? a) modified glucose and phosphate. b) a modified sugar, a phosphate and an amino acids, c), a 5-C sugar and phosphate groups, d) fatty acids and glycerol, e) a nucleotides. 4. WhenCV and H' react to form CH, the number of electrons involved in bonding is? a) 1, b) 2, c) 6. d) 8. e) 4. 5. Serine is an amino acid in which the elements...
Which of the following is a synthetic polymer? Select one: a. cellulose O b. polyisoprene C. DNA d. poly(hexamethyleneadipamide) e. enzymes
TABLE 5.1 PK values for amino acids 2.36 Amino acid Alanine Arginine Asparagine Aspartic acid Cysteine Glutamic acid Glutamine Glycine Histidine Isoleucine Leucine Lysine Methionine Phenylalanine Proline Serine Threonine Tryptophan Tyrosine Valine PK, PK₂ 2.34 9.69 2.17 9.04 2.02 8.80 1.88 9.60 1.96 10.28 2.19 9.67 2.17 9.13 2.34 9.60 1.82 9.17 9.60 9.60 2.18 8.95 2.28 1.83 9.13 1.99 10.60 2.219.15 2.09 9.10 2.83 9.39 2.20 9.11 2.32 9.62 2.36 9.21 5.56. Of the amino acids listed in Table...
1. Which is a true statement about amino acids? a. They are amphiprotic b. The a-carbon has an ester attached c. They are symmetrical d. They are planar e. The α-carbon has a phosphate group attached 2. Which is an incorrect statement regarding the side chains of amino acids? a. Tryptophan, tyrosine, and phenylalanine contain an aromatic group. b. Isoleucine, and leucine are isomers of each other. c. Lysine and methionine contain an amine group. d. Threonine, serine, and tyrosine...
Which kinds of molecules can form micelles? Select one: a. molecules of hydroxyl groups O b. molecule of hydrophilic groups o c. molecule of hydrophobic groups d. molecules of amino groups. o e. molecules of both hydrophilic and hydrophobic molecules
What is the function of the 3' poly-A sequence in eukaryotic mRNA? Select one: O a. Intron splicing signal. O b. Initial attachment site for ribosomes. O c. Translation termination. O d. Protection from cytosolic enzymes. What is the function of the 5' cap in eukaryotic mRNA? Select one: O a. Polyadenylation of the 5' end of the mRNA. b. Intron splicing signal. O c. It must be on the mRNA in order for the mature mRNA to be exported...