Transcript Chapter 2: The Chemistry of Life

A.
B.
Explain the role of cell organelles
for both prokaryotic and eukaryotic
cells, including the cell membrane,
in maintaining homeostasis and cell
reproduction.
Explain how enzymes function as
catalysts.
A.
B.
Identify the function of the four
major macromolecules (i.e.,
carbohydrates, proteins, lipids,
nucleic acids).
Explain the impact of water on
the life processes (i.e., osmosis,
diffusion).
Make
up tests (Guided Reading)
Review
new standards
*Lunch
Break
Review
test
*Stretch
Break
Continue
chapter 1 notes
Element: a pure substance that consists
entirely of one type of atom.
Elements are represented by a one or
two-letter symbol
For Example: C = Carbon. It has the
atomic # 6, meaning that each atom of
carbon has 6 protons and 6 electrons.
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1. Did you and your partner have similar
ideas to begin with about leeches?
2. Does your partner think they are useful?
Why or why not?
3. Did your partner support their ideas with
information from the text?
Buffers: weak acids or
bases that can react with
stronger acids or bases
and __________ them to
prevent sharp, sudden
changes in pH that could
be harmful.