1.6 Fill in the blanks with suitable words
The cell membrane is not a solid structure. It is made of millions of smaller ______that create a flexible and porous container.______ and ______ make up most of the structure.
Organelle membranes do not have the same _________ as the cell membrane.The membrane that surrounds a _______ is different from the membrane around the _____ _______.
_______ are the protein builders or the protein synthesizers of the cell. They connect one amino acid at a time and build long chains.
Endoplasmic reticulum with attached ribosomes is called rough ________.
The ______ is not always in the center of the cell. It will be a big dark spot somewhere in the middle of all of the cytoplasm (cytosol).
Cell walls made of _______ are only found around plant cells and a few other organisms. Cellulose is a specialized sugar that is classified as a structural ______ and not used for energy.
Every animal-like cell has two small organelles called _______. They help the cell when it comes time to divide.
Mitochondria are known as the _______ of the cell. They are organelles that act like a _______ system
_______ are the food producers of the cell. The organelles are only found in plant cells.
_______ store food a cell might need to survive.
The purpose of the _______ is to digest things.
Molecules,vacuoles, proteins,ER,powerhouses, phospholipids, cellulose, centrioles, chloroplasts chemical makeup, nucleus, lysosome, ribosomes endoplasmic reticulum, carbohydrate, digestive, lysosome
1.7 Choose a, b or c
1 Mitochondria
a produce protein
bproduce ATP energy
caid in cell division
2 Ribosomes
a produce ATP energy
baid in cell division
cproduce protein
3 Vacuoles
astore water
b enable digestion
cproduce special materials
4 Lysosomes
a enable digestion
b destroy harmful substances
c produce food
5 Endoplasmic reticulum
a produces food
b enables digestion
c produces proteins and lipids
6 Peroxisomes
a produce proteins and lipids
b store water
c destroy harmful substances
7 Chloroplasts
a produce food and oxygen
b enable digestion
c produce special materials
8 Centrosomes
aproduce food and oxygen
bproduce proteins and lipids
caid in cell division
1.7 Match the sentence halves
1 The cell membrane is made of millions of
2 Cellulose is a specialized sugar that is classified as a structural
3 Chromosomes are made up
4 Every animal-like cell has two small
5 Enzymes made of proteins are used
6 Mitochondria act like a digestive system which takes in
7 Chloroplasts work to convert light energy
8 Structurally, the endoplasmic reticulum is a network of
9 The Golgi apparatus named after Camillo Golgi
10 The structure of vacuoles is
A of DNA
B to help speed up biological processes
C an Italian biologist
D of the Sun into sugars that can be used by cells
E carbohydrate and not used for energy
F nutrients, breaks them down, and creates energy rich molecules for the cell
G fairly simple
H membranes in the cell and connected to the nucleus
I organelles called centrioles
j smaller molecules that create a flexible and porous container