Exploring Life and Science Chapter 2 - Chemistry of Life
Chapter 3 - Cell Structure and Function Questions With
Complete Solutions
1. Science is limited to natural explanations of the universe
[Nature of Science] Correct Answers -cannot explain the
supernatural
2. Science is a process of problem solving
[Nature of Science] Correct Answers ...
3. Scientists have biases that may influence their work
[Nature of Science] Correct Answers -example: scientists from
cigarette companies
4. Scientists must cooperate and share their work
[Nature of Science] Correct Answers ...
5. Science is subject to change when new information arises
[Nature of Science] Correct Answers There is no such thing as
absolute truth in science, only varying degrees of uncertainty
6 Characteristics of living things Correct Answers 1. Life is
organized
2. Acquire materials and energy from the environment
3. Maintain homeostasis
4. Respond to stimuli, both internal and external
5. Living things reproduce, grow and develop
6. Living things have an evolutionary history...they have
adaptions that make them more suited to their environment
, Active Transport Correct Answers ...
All the functions of Carbohydrates, Lipids, Proteins and Nucleic
Acids Correct Answers ...
Anatomy Correct Answers the study of structures
Be able to fill in the diagram at the end of Ch. 2 notes (synthesis
and hydrolysis) Correct Answers ...
Be able to predict whether a RBC (red blood cell) will expand,
shrink or stay the same in a given solution (osmosis Correct
Answers ...
Biology Correct Answers the study of life
Buffer Correct Answers act to resist changes in pH in a
solution;
they keep body pH constant, maintaining homeostasis
Calcium Correct Answers Ca+2
-found in bones, important in nerve and muscle function and
blood clotting
Calorie Correct Answers a measure of how much energy is in
the food we eat
Cell Correct Answers the basic unit of life
cell parts 2 Correct Answers ...