TITLE:TITLE:Chemistry BenchmarkChemistry Benchmark

review review

STANDARDS-1h,4ef, 1b

•TURN IN WHEN COMPLETE•NAME, DATE, PERIOD. ROW#1-33

ANSWERS ONLYLetter & word

1. Write the 1. Write the monomer monomer that that matches the polymermatches the polymer

Starch---Lipids--Nucleic Acids-Proteins-Glucose--______-____________-_________

2. What happens to the 2. What happens to the enzyme after the reaction?enzyme after the reaction?

It increasesIt decreasesIt stays the same

3. 2 most common bonds in 3. 2 most common bonds in macromoleculesmacromolecules

Hydrogen--- covalent

4. Macromolecules are 4. Macromolecules are created fromcreated from

A.Many very different substances

B. A few simple molecules

C. One organic compound

5. An amino acid is to a 5. An amino acid is to a proteinprotein

A. Large is to bigB. Small is to largeC. brick wall is to a brick

6. Serine-Glycine-Alanine 6. Serine-Glycine-Alanine may also be writtenmay also be written

Alanine-glycine-serine

7. Enzymes are7. Enzymes are

A. CarbsB. ProteinsC. LipidsD. Nucleic acids

8. True or False8. True or False

A. Simple sugars are made of polysaccharides

9. True or False9. True or False

RNA molecules are made of nucleotides

10. Describe what a 10. Describe what a secondary protein looks likesecondary protein looks like

11.. EXAMPLES OF 11.. EXAMPLES OF PROTEINS AREPROTEINS ARE

HEMOGLOBININSULINALBUMIN MALTASECHAINS OF _________MAKE

THESE PROTEINS

General structure Alanine Serine

Section 2-3

Go to Section:

Amino group Carboxyl group

12. What is this diagram?

Amino group

Acid group or Carboxyl group

13. What does a tertiary 13. What does a tertiary protein look like? Describe or protein look like? Describe or

drawdraw

14. What part of amino acids 14. What part of amino acids causes each of the amino causes each of the amino

acids to differ?acids to differ?A. Amino groupB. Carboxyl group—acid group

C. “R” group

15. Enzymes are produced by 15. Enzymes are produced by the life function know asthe life function know as

A.EgestionB. Respiration-energy or breathing

C. Growth-increase sizeD. Synthesis putting together-making of

16. 3 fatty acids + a glycerol 16. 3 fatty acids + a glycerol formsforms

CarbsProteinsLipidsNucleic acids

17. Forming of new products17. Forming of new products

Hydrolysis orsynthesis

18. The breaking down of 18. The breaking down of products is known asproducts is known as

Hydrolysissynthesis

19. In these equations, list 19. In these equations, list the substratesthe substrates

Water + salt NaCl

Yellow + Blue Green

20. Starch is broken down 20. Starch is broken down through hydrolysis to formthrough hydrolysis to form

Glucose –simple sugars-monosaccharide

21. What level of structure gives 21. What level of structure gives a protein its final shape?a protein its final shape?

A) primaryB) secondaryC) teritary

22. What type of bond holds the 22. What type of bond holds the amino acids together in a amino acids together in a

protein?protein?Amino acid bondHydrogen bondPeptide bond

23. The chemical properties of 23. The chemical properties of proteins are determined by 3 proteins are determined by 3

thingsthings

NOk

24. Which specific part of an 24. Which specific part of an amino acid is responsible for the amino acid is responsible for the

spiraling and folding in the spiraling and folding in the protein?protein?

A) amino groupB) carboxyl groupC) R group

25. What small unit makes up 25. What small unit makes up DNA?DNA?

Amino acidsNucleotides

26. Enzymes affect reactions in 26. Enzymes affect reactions in living things by changing theliving things by changing the

Ph of the reactionSpeed of the reactionTemperature of the reaction

27. CO27. CO2 2 + H+ H22O HO H22COCO3 3

A A BB CC

In this equation where would the enzyme be located?

28. Proteins differ from one 28. Proteins differ from one another in theanother in the

A) type of amino groupsB) number and sequence of

amino acidsC) the lone hydrogen

29. Carbon + Hydrogen CH29. Carbon + Hydrogen CH22

List the substrates

30. Human enzymes would most 30. Human enzymes would most likely begin to denature at a likely begin to denature at a

temperature oftemperature of40 degrees Celsius23 degrees Celsius37 degrees Celsius

31. 31.

How do enzymes affect biochemical reactions?

A. Decrease reaction rateB. They bind with reactantsC. Raise activation rateD. Necessary for any reaction

32. 32.

Which of the following is NOT true?A. All Catalysts are enzymesB. Catalysts lower the activation

energy of a reaction

33.33.

Which is NOT a condition that affects the activity of enzymes?

A. pH, ionic cond., tempB. The number of enzymes that

are altered in the reactionC. The amount of substrates

3rd - 1 B Assessment3rd - 1 B Assessment

Date given 10-6Points possible 10Circle pass or fail