The Cell
True or False.
Plant and animal cells have exactly the same organelles.
False
All living things are made up of _________
Cells
What body system protects and gives support to the body?
Skeletal
Ann does an experiment to determine if the amount of water impacts the height of the bean plant.
When she performs this experiment what is the independent variable?
Amount of water
Mitosis is what type of reproduction?
A sexual
This cell organelle is semi-permeable. It lets some things in while keeping others out.
Cell membrane
Living things want to maintain ___________.
What organ system includes the lungs?
Respiratory
Ann does an experiment to determine if the amount of water impacts the height of the bean plant.
When she performs this experiment what is the dependent variable?
Height of bean plant
During mitosis we start with one cell and end with how many?
Two
This is the powerhouse of the cell.
What are the two types of reproduction?
Sexual and Asexual
What organ system includes the heart?
Circulatory
Ann does an experiment to determine if the amount of water impacts the height of the bean plant.
Write a hypothesis about this experiment.
Ex:
If the bean plant gets more water, it will grow taller.
During meiosis, how many times does the cell divide?
2
Name one process that only a plant cell can perform
Photosynthesis
Name an example of a stimulus and response
Ex: pulling hand away from hot stove
What body system includes the skin?
Excretory
Ann does an experiment to determine if the amount of water impacts the height of the bean plant. She gets 4 bean plants.
She waters one 20ml of water once a week. She waters the second one 20 ml of water twice a week. The third she gives 20 ml of water three times a week. The last one she waters only when it rains.
Which is the control group?
The group she waters only when it rains
How many chromosomes does each daughter cell have after meiosis?
23
If a cell is like a school, who/what is like the nucleus?
The Principal
In multicellular organisms, cells are organized so that the organism can carry out life functions. There are five levels of organization.
Cells --> A --> B --> C --> Organisms
Name A,B, and C.
A: Tissue
B: Organs
C: Organ Systems
Describe one way the circulatory and respiratory system work together
Ann does an experiment to determine if the amount of water impacts the height of the bean plant. She gets 4 bean plants.
She waters one 20ml of water once a week. She waters the second one 20 ml of water twice a week. The third she gives 20 ml of water three times a week. The last one she waters only when it rains.
Name 3 things that must remain the same for all 4 bean plants.
The type of bean, the sunlight, and the soil
How many daughter cells are created during meiosis?
4