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SVHS LAB BIOLOGY
2016/2017
Unit 2: CHEMISTRY OF LIVING ORGANISMS
UNIT READING:
Modern Biology Chapters 2 and 3
UNIT OBJECTIVES:
A) Be able to explain atomic structure, and how atoms combine to create molecules. Describe ionic and covalent
bonding. Know the energy levels of the 3 states of matter. (Page 54)
B) Be able to explain the structure of the water molecule, why it is said to be polar, and the characteristics due
to its polarity. (Pages 39-42)
C) Be able to describe the basic structure and function of the 4 major macromolecules: proteins, carbohydrates,
nucleic acids, and lipids. Know the monomers that make up each one. (Pages 56-60)
D) Be able to explain how enzymes function as organic catalysts. Describe the factors that can prevent an
enzyme from optimally functioning. (Page 57)
VOCABULARY LIST: atom
UNIT SCHEDULE:
element
reactants
endothermic reaction
exothermic reaction
covalent bond
activation energy
polarity
Tues 9/13
Lecture: Chemistry overview
Lab: Modeling photosynthesis
HW: Read pages 31-37. Write Objective A, Sec Rev 2-1
Wed 9/14
Lecture: Water
Homework: Read pages 39-42, 53-57. Objective B
Fri 9/16
Lecture: Energy and chemical reactions ( P 35-37)
Lab: Properties of water
HW: Section Review 2-2
Tues 9/20
Lecture:
Lab:
Homework:
Wed 9/21
Lecture: Enzymes & their role. (P. 56-57)
Structure of proteins, enzymes, and carbohydrates (P53-57)
Enzyme pre-Lab experiment
Complete vocabulary cards. Write Objective C, Study for Vocabulary Quiz.
Vocabulary Quiz
Homework:
Read pages 56-57. Sec Rev 3-1
Fri 9/23
Lab: Enzyme Lab
Homework: Graph data, Write Obj. D, Sec Rev 3-2
Tues 9/27
Share data from Enzyme lab
Lab Team Test
Lab report writing
Homework: complete IANB, Prepare for Chemistry Test
Wed 9/28
products
enzyme
valence electrons
Unit 2 Test + IANB check
SVHS LAB BIOLOGY
CHEMISTRY OF LIVING ORGANISMS SELF STUDY GUIDE
1) After reading pages 31-34 titled “Composition of Matter”, be able to:
A)
B)
C)
D)
Determine the most common elements in living organisms using the given mnemonic.
Determine the atomic mass, number, # of electron shells, and outer shell electrons for these
elements.
Contrast ionic bonds and covalent bonds.
Explain the octet or rule of eight relating to covalent bonds.
2) After reading pages 35-37 titled “Energy”, be able to:
A)
B)
C)
D)
E)
Define energy and free energy.
Given a written chemical reaction, determine the reactants and the products.
Contrast exergonic and endergonic chemical reactions.
Explain the role of activation energy and catalysts.
Contrast oxidation and reduction reactions regarding electron loss or gain.
3) After reading pages 39-42 titled “Water”, be able to:
A)
B)
C)
D)
E)
Explain the structure of water and what being polar means.
Explain why water is a polar molecule.
Explain why other polar compounds easily dissolves into water to form a solution.
Explain what a hydrogen bond is and why they form.
Explain cohesion, adhesion, capillarity, and temperature moderation regarding water.
4) After reading pages 51-54 titled “Carbon Compounds”, be able to:
A)
B)
C)
D)
E)
F)
Define an organic compound.
Explain how carbon bonding with other elements can form different shapes and #’s of bonds.
Explain the role of functional groups.
Contrast monomers and polymers (macromolecules).
Contrast condensation reactions (dehydration synthesis) with hydrolysis.
Explain how ATP stores and gives up energy for the cell’s use.
5) After reading pages 55-56 titled “Carbohydrates”, be able to:
A)
B)
Describe the characteristics of carbohydrates.
Contrast monosaccharide, disaccharide, and polysaccharide and give an example of each.
6) After reading pages 56-57 titled “Proteins”, be able to:
A)
B)
C)
D)
E)
Name the four elements that make up proteins.
Describe the structure of an amino acid and how many are found in nature.
Name the covalent bond that connects amino acids together to form proteins.
Describe how protein molecules can differ and factors that can affect their shape or function.
Explain the structure and function of enzymes as learned in the enzyme lab.