3.1 The cellular Level of Orginization:
1. What are organelles?
Organelles are tiny, specialized structures within eukaryotic cells
2. Who is Antonie van Leeuwenhoek and what is he famous for?
Antonie van Leeuwenhoek was a biologist from Holland who made
As you read through the chapter, reflect upon and answer the following
Chapter 1.1 Study of Life pg 3-5
1. Use a good unabridged dictionary and define the following terms:
Life: The quality that distinguishes a vital and fun
Chapter 2.2 Basic Chemistry
1. What are the elements that make up 98% of the body weight of organisms?
The elements that make up 98% of the body weight of organisms are Carbon, Hydrogen,
Oxygen, Phosphorus, Sulfur, and Nitrogen.
2. What are the Latin orig
13. Scientists must guard against making subjective statements.
must remain objective in their work.
What does this mean?
This means that scientists must not be biased by their personal
thoughts or experiences.
14. Prove to me, using facts, th
Chapter 1.4 The Process of Science pg 10-13
8. A 24 year old man was at a friends party
He was given a clear drink, in a
clear glass, with ice cubes. 15 minutes after drinking this beverage his
alertness was lowered, and some of his normal behaviors bec
Chapter 2.3 - The life of Chemistry
10. Why would one isotope of carbon be radioactive while the other is not?
One isotope of carbon might be radioactive because it is unstable due to the number of
11. Positron emission tomography and radioactiv
Chapter 2.4 Ionic and Covalent Bonds
16. Explain the difference between ionic and covalent bonds.
Ionic bonds are formed between ions due to the opposite charges. Covalent bonds are
formed between atoms when electrons are shared.
17. Draw the reaction of
Chapter 3.3 Components of the cell
What do they do? How do they receive their enzymes? What is the enzyme:
Peroxisomes are membrane-bound structures that contain enzymes received from
cytoplasmic ribosomes via carrier proteins. These enzy
3.2 Eukaryotic Cell
12. What is a eukaryotic cell? What is a Prokaryotic Cell? What is the difference?
A eukaryotic cell has a nucleus, and a prokaryotic cell does not.
13. How is a cell like a factory?
A cell is like a factory because all of the organell
Chapter 3 Chart
Cell wall (plant cells only)
Contains cellulose fibrils
Support and protection
Phospholibid bilayer with
Defines cell boundary;
regulation of molecule