Biology Study Guide Ch. 4 & 5 Test

Question 0

Carrier proteins are

Answer 0

Specific

Question 1

Energy is used for

Answer 1

Active transport

Question 2

Which of these are methods of endocytosis

Answer 2

THERE ARE THREE METHODS OF ENDOCYTOSIS
- phagocytosis 
- pinocytosis
- receptor mediated endocytosis 
It is ALL OF THE ABOVE

Question 3

The fluid mosaic model of membrane structure refers to

Answer 3

• PHOSPHOLIPIDS
• proteins
• glycolipids
• cholesterol

Question 4

Define cell cycle

Answer 4

An orderly set of stages that takes place between the time the cell divides and the time the resulting cells divide.

Question 5

List phases of interphase

Answer 5

Interphase - Most of the time 90% v 20h
There are three phases of interphase.  They are: 
- grows larger
- organelles double (G1)
- DNA doubles (s)

Question 6

DNA Synthesis occurs during which phase of interphase

Answer 6

S stage includes DNA synthesis.

Question 7

Where is the check point for DNA damage

Answer 7

G1 and G2 checkpoint

Question 8

List the phases of mitosis

Answer 8

There are four phases of mitosis. They are:

1) prophase
2) metaphase
3) anaphase
4) telophase

Question 9

What occurs in cytokinesis?

Answer 9

PLANTS
- Cytoplasmic cleavage - new cell walls built between
- Division of the cytoplasm daughter cells
- Two daughter cells - rigid cell wall prevents
furrow