Wednesday, July 18, 2012

second hand in quiz on proteins and lipids

Quiz
Try to email me the answers to the quiz by the 27th of July.

1. (hint page 64-65)What is the group -NH2 called?
2. (hint page 64-65)What is the group -COOH called?
3. Which monomer has both of these groups? monosaccharide, fatty acid, amino acid or nucleotide?
4. What are the three different parts( not atoms or elements) of a typical nucleotide?
5. Which molecule consists of nucleotides? DNA, starch, proteins, fats
6. Dehydration synthesis is when a water molecule is formed when two monomers are joined together. What is the bond called when amino acids are brought together? hint pg 80
7. Protiens start out as a chain and then they start to fold, sometimes more than one chain or polypeptide is joined together. Which term is used to describe a polypeptide chain that is not yet started to fold up? primary structure, secondary structure, tertiary structure, Quarternary structure
8. Which is the term given for the protein made of two or more polypeptide chains? primary structure, secondary structure, tertiary structure, Quarternary structure

9. Which is the term given to describe the hydrogen bonds that hold together spirals or folded pleats in a protein? primary structure, secondary structure,
tertiary structure, Quarternary structure
10. Which is the term used to describe the parts of a protein held together by ionic bonds or disulfide bridges?primary structure, secondary structure,
tertiary structure, Quarternary structure
11. (next 6 pg 79)Which amino acid you were asked to memorize the simplest with only one hydrogen added to the central carbon? cysteine, glycine, aspartic acid, or lysine
12. Which amino acid has a side group that is negatively charged and might form an ionic bond with a positive amino acid?cysteine, glycine, aspartic acid, or lysine
13. Which amino acid is positively charged and may form a bond with a negatively charged amino acid? cysteine, glycine, aspartic acid, or lysine
14. Which amino acid is nonpolar and may form hydrophobic interactions with other nonpolar amino acids? cysteine, glycine, aspartic acid, or lysine
15. Which amino acid is polar because it has an uncharged oxygen, nitrogen or sulfur atom in it? cysteine, glycine, aspartic acid, or lysine
16. Which amino acid forms a disulfide bridge when paired together? cysteine, glycine, aspartic acid, or lysine

Word bank for the rest of the questions: sucrase; ovalalbumin; keratin; silk; antibodies; actin/myosin; insulin; receptor protein; hemoglobin;
17. (table 5-1)Which protein stores protein for a robin that has not hatched yet?
18. Which protein contracts and allows your arm to bend?
19. Which type of protien allows a signal to be received from outside of the cell ?
20. Which protein could protect you from disease?
21. Which protein regulates blood sugar with the help of glucagon?
22. Which protein is structural and women spend more time of their day taking care of it by brushing, washing and curling it.
23. Which protien is a digestive enzyme and breaks down a disaccharide?
24. Which protein transports something you can only live a few minutes without?
25. Which structural protein allows spiders to catch bugs, can be made into a shirt and allows spiderman to swing from building to building?

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