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. Ench element has its own eheradtarvitie atom wih ra t answers on ANSwER SHEET

ID: 277627 • Letter: #

Question

. Ench element has its own eheradtarvitie atom wih ra t answers on ANSwER SHEET s its own characleristie elcmen atamie weigt is consfant bthe atomie number is co Ceythe masl numbar is Censtant ratuo Choices are correct ctropegative. has a greater attractor of the cctoms is much more ele e (has than the other (6) the 2'afoms el electronegertive (the aoms are of the same element bapst of a tetrahedral (4-sided)molecule (eeach cto has?sank number of Valence eleetrons 3. The molecule?ctured(thnk): H2N-cao. sani o oc organictas ac a)oraanic a ?Ha SH (b)amino acid (d) hydrocar bon e) aldehyde 4-8. Match the lettera) of the struetral formulas bel with once: enptiomj any answer MAY be ured OkE 4 molecaules which cembine t frm a PAT 5 molecule thet would be atached to ofher monomers (building bocke) by a peptrle bondl mole cules or t uold Combine to form a DNA molecule 7. molecules 8.mmamer of protein that are carbohydrates (c)We H-C-OH ?-?-?? (d) H (e) Ao 9- 17. Match each molecule with its cLAss type) of macromolecule Macromolecwle' Clats I7 RNA ate la c) libidl (c)protein d nucleic acid /3. a gene coaen o. cholesterol . triolycerol (THeE . Collagen s emime 12. hemogbbin h. Celtulose ehudra tion synthesis is a brocess That a creates amino acids in h (binwle he remeval of a ucleolide vater molecule hasphae h ese of?e next (d)involves all tf /9. The 2o. Membranes are combored of a bilayer of Sorage molecule of animals is

Explanation / Answer

1. atomic number is constant

2. one of the atom is more electronegative than the other

3. aminoacid

4. glycerol and fattyacid combine to form a fat

5. option a aminoacid

6.option d and 6 (phosphate and pentose sugar)

7. c and e (glycerol and pentose sugar)

8. option a, aminoacid

17. Glycogen-carbohydrate, cholesterol-lipid, collagen-protein, hemoglobin-protein, gene-nucleic acid, triglycerol-lipid, enzyme-protein, cellulose-carbohdrate

18.involves all of those

19. Fat

20. Lipid bilayer