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QUIZ ANSWERS
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1.
The job of the CELL
MEMBRANE is to control what enters and
exits the cell.
2.
The NUCLEOLUS
is found inside the nucleus and contains the genes that make ribosomes.
3.
The process below is called OSMOSIS.
4.
Cell membranes are made up of PHOSPHOLIPIDS
and PROTEINS.
5.
The E.R. or ENDOPLASMIC
RETICULUM and the GOLGI
APPARATUS are part of the cell highway
system.
6.
Molecules can enter a cell across the cell membrane by going through the PHOSPHOLIPID
BILAYER or by using a special protein.
7.
The CYTOPLASM
makes up the rest of the space in the cell and is what the other organelles
are suspended in.
8.
The heads of phospholipids are POLAR
so they like to be with water.
9.
The LYSOSOMES
have similar functions to the digestive system of the body.
10.
The tails of phospholipids are
not polar.
11.
The NUCLEUS
acts as the control center for the cell.
12. MITOCHONDRIA
produce energy (ATP) for the cell. They are sometimes called the
cell's powerhouse.
13.
Mammalian cells contain a nucleus surrounded by a NUCLEAR
MEMBRANE and cytoplasm surrounded by
a CELL
MEMBRANE.
14.
Draw and label a phospholipid.
ANSWER==>
<==ANSWER
15.
A molecule that needs energy to move across a cell membrane moves by ACTIVE
TRANSPORT.
16.
The major lung problems for someone with cystic fibrosis are related to
which two processes?
A.
OSMOSIS
C.
DIFFUSION
17.
Below is a labeled cell. Did you remember everything?
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This page was
created by Patrick Ireland (Patric@ireland.com)
It was last
updated January 3, 2000
