Transcript Cellular Functions

Cellular
Functions
A Review of Vocabulary
Sugars and starches
are?
1. Lipids
2. Carbohydrates
3. Proteins
4. Enzymes
What do carbohydrates
provide?
1. Space
2.Energy
3.Liquids
4.Enzymens
What are molecules that make up
membranes of cells and organelles?
1. Lipids
2.Proteins
3.Carbohydrates
4.Enzymes
What are important because they carry out
many of the activities of a cell?
1. Cytoplasm
2. Chloroplasts
3. Chlorophill
4. Proteins
What are molecules that carry the information cells
need to grow, reproduce, and repair themselves?
1. Cytoplasm
2.Nucleic acids
3. Proteins
4.Chloroplasts
Why is water
important to a cell?
1. Many of the chemical
reactions inside a cell take
place in water.
2. The cell is made up of 1/5
water.
3. Water is not important
What are many of the molecules
of a cell made up of?
1. Chains of carbon atoms
2.
Cytoplasm
3.
Stuff
4.
Chlorophyll
What must a cell release, that is stored in a
molecules bond, in order to stay alive?
1. Cytoplasm
2. Proteins
3. Enzymes
4. Chemical Energy
What is the process by which plants produce
glucose and oxygen?
1. Fermentation
2. Photosynthesis
3. Proteins
4. Exocytosis
A major source for most cells is a
sugar molecule called _____?
1.
Cytoplasm
2. Chlophyll
3. Glucose
4. Chocolate
Cells use oxygen to release the energy in
glucose during ________ ?
1. Cellular respiration
2. Fermentation
3. Endocytosis
4. Exocytosis
In what organelle does
cellular respiration take place?
1. Nucleus
2. Lysosomes
3. Chloroplasts
4. Mitochondria
If a muscle cell does not have enough oxygen, it can
still release energy through what process?
1. Photocynthesis
2. Fermentation
3. Endocytosis
4. Exocytosis
What describes the amount of material
dissolved in a certain amount of liquid?
1. Concentration
2. Diffusion
3. Frustration
What is the process by which molecules spread out in
all directions to move toward an equal distribution?
1. Concentration
2. Diffusion
3. Lipids
4. Polar
In order for material to cross into and out of
the cell, what must it pass?
1. Nucleus
2. Chloroplasts
3. Cell membrane
4. Lysosomes
Through what process can a cell membrane
absorb a virus?
1. Exocytosis
2. Endocytosis
3. Cellular Respiration
4. Photosynthesis
Through what process can materials move
into and out of a cell without using energy?
1. Photosynthersis
2. Active transport
3. Cellular Respiration
4. Passive transport
What is the diffusion of water into and out
of the cell?
1. Diffusion
2. Osmosis
3. Central Vacuole
4. Concentration
What do cells use to move substances from an area of lower
concentration to an area of higher concentration?
1. Active Transport
2.
Passive Transport
3.
Photosynthesis
4.
Fed Ex
What process do cells use to expel large
molecules such as proteins?
1.
Cellular Respiration
2. Photosynthesis
3. Endocytosis
4. Exocytosis
How are carbs and lipids
alike?
• 1. They both store energy
• 2. They both repel water
• 3. They have the same atom arrangement
• 4. They are both made of chlorphyll
What is true about
Enzymes?
1. They control the speed of chemical reactions.
2. They are proteins
3. Both 1 and 2
4. Neither 1 nor 2
What do exocytosis and endocytosis
have in common?
1. They move material into cells.
2. They move material into and out of the
central vacuole.
3. The cell membrane surrounds material that
needs to be transported.
4. They move material out of cells
What determines how fast materials
move in and out of cells?
1. How much cytoplasm is in a cell.
2. How big the central vacuole is.
3. The cell’s size
4. Amont of glucose available
Answers
By slide #: 2- carbohydrates, 3- energy, 4-lipids, 5proteins, 6-nucleic acids, 7- many of the
chemical reactions take place in water, 8chains of carbon atoms, 9-chemical energy, 10photosynthesis, 11- glucose, 12-cellular
respiration, 13-mitochondria, 14-fermentation,
15-concentration, 16-diffusion, 17-cell
membrane, 18-endocytosis, 19-passive
transport, 20-osmosis, 21- active transport, 22exocytosis, 23-they both store energy, 24-both
1 and 2, 25- 3, 26- cell size.