PCB 3023 - Cell Biology Exam 1 Review University of Central Florida | UPDATED Questions with 100% Verified Answers

PCB 3023 - Cell Biology Exam 1 Review University of Central Florida |
UPDATED Questions with 100% Verified Answers

Question:
What is cell biology?

Answer:
the study of the cell structure, dynamics, and functions


Question:
At what levels do cell biologist study?

Answer:
at microscopic and molecular levels


Question:
Around what concept does cell biology revolves around?

Answer:
the concept that cells are the fundamental units of life


Question:
What are the two basic cell types?

Answer:
prokaryotes and eukaryotes


Question:
What's the primary difference between eukaryotes and
prokaryotes?

Answer:
an eukaryotic cell has a nucleus that contains most of its DNA, a prokaryote does not


Question:
Dr. Carl Woese

Answer:

,revealed that prokaryotes can be divided into two sub-classes (archae and bacteria) on
the basis of molecular information


Question:
Distinctive characteristics of a plant cell

Answer:
1. cell wall
2. chloroplast
3. vacuole


Question:
Can animals cells carry out photosynthesis?

Answer:
yes


Question:
What is the major site for ATP production in eukaryotic cells?

Answer:
mitochondria


Question:
Where does transcription occur in a eukaryotic cell?

Answer:
nucleus


Question:
Protein synthesis takes place in the

Answer:
1. mitochondria
2. ER
3. cytosol


Question:
The major function of the lysosome is

, Answer:
degradation of macromolecules and organelles


Question:
Most common elements in living systems

Answer:
1. hydrogen
2. oxygen
3. carbon
4. nitrogen


Question:
Types of bonds

Answer:
1. ionic
2. covalent


Question:
Ionic bonds ___________ electrons

Answer:
transfer


Question:
Covalent bonds _____________ electrons

Answer:
share


Question:
Energy is ___________________ when a bond forms

Answer:
released


Question:
Energy is ___________________ when a bond breaks