Closed Systems
What happens to carbon dioxide in a closed system?
It decreases.
All living things, including plants are made up of _________.
Cells.
True or False. Plant cells can have chloroplasts but animal cells do not.
True.
What substance reacts with iodine?
Starch.
What disease does M'Kenna have and what does it mean?
Celiac.
What is a closed system?
Analyzing data through an enclosed area so nothing can enter or exit the sample area.
What are the tiny green balls found in plant cells?
Chloroplasts.
True or False. The best microscope for looking at the deep level of the surface of plants is a plasma microscope.
False. An electron microscope would be best.
Vegetable oil and duck fat.
Where are villi located?
The small intestine.
What happens to water vapor in a closed system?
It increases.
What do plant and animal cells have in common?
True or False. Chloroplasts can be damaged by too much water.
False. They can be damaged by too much sunlight.
In our dialysis tube experiment, what did the dialysis tube represent?
What is starch made out of?
Glucose.
Why does carbon dioxide decrease and water vapor increase in a closed system?
Leaves in a closed system absorb the carbon dioxide which causes the decrease and water vapor increases due to the leaves releasing water vapor within the closed system.
What is the function of chloroplasts?
It collects energy from sunlight to carry into plants.
True or False. Chloroplasts move around within plant cells.
True.
What was used in our closed system experiment to track gases?
A carbon dioxide sensor.
This substance does not digest in our bodies and ends up in our stool.
Fiber.
What is the correct unit for measuring carbon dioxide and what does it mean?
ppm meaning parts per million.
How do plant cells react in low AND intense light conditions?
In low light plant cells moved to areas where there was more light. In intense light conditions plant cells moved away from the light.
True or False. Small intestine cells are not animal cells.
False. Small intestine cells come from humans and humans are animals.
This enzyme is found in your spit.
Amalyse.
This occurs in cells and provides them with energy for our bodies.
Celluar Respiration.