Cell Organelles
This organelle is the control center of the cell.
What is the nucleus?
How many cells does an organism have to have?
At least one cell.
Allows the organisms to make more of itself.
What is reproduction?
Most animal cells are ___________ in shape.
What is Round or Irregular?
Are organelles living things? Explain.
No, Organells are not living things. THe smallest living thing there is is a cell and an organelle is part of a cell.
This organelle creates food from sunlight and is found only in plants.
What is the chloroplasts?
Give an example of a micro-organism (one cell organism).
Bacteria
Paramecium
some algae
amoeba
Give an example of how an organism grows and develops.
Tadpoles become frogs
Seeds become trees/plants
caterpillars become moths/butterfly
humans go through puberty
people can learn and adapt to their environment
etc.
Most plant cells are ______________ in shape.
What is squarish or rectangular?
Who was the first person to call a cell acell?
Robert Hooke
These organelle allow water to pass through osmosis.
What is the membrane?
List the 5 levels of organization of organisms form simplest to most complex.
cell
tissue
organ
organ system
organism
What is another word for exchanging oxygen and carbon dioxide thorough breathing?
Respiration
The cell membrane is ____________. Meaning it allows some substances to pass into the cell and blocking others.
What is Semipermeable?
What does semi-permeable mean?
Only some things can get through or penetrate.
This organelle give structure to plants.
What is the cell wall?
What is the integumentary system and what is it's function?
Integumentary system is the skin, hair, fingernails, sweat glands - it protects the organism, regulates body temperature, etc.
What genetic information does each cell have in it's nucleus?
DNA - deoxyribonucleic acid
This type of cell has a cell wall.
What is a plant cell?
This organelle provides the energy for the cell.
What is the mitochondria?
What are the tree points of cell theory?
All organisms are made of cells.
A cell is the simplest level of all living things and the building block of all organisms.
Cells create other cells
Give an example of how an organism responds to stimuli.
A person...
salivates when they smell food.
sweats when they are hot.
pulls hand back when it gets burned or experiences pain.
A plant turns toward the sun.
A dog wags its tail when owner comes home.
Etc.
This type of cell has no cell wall, only a membrane.
What is an animal cell?
This is the function that gives a plant cell its color, found in the chloroplast.
What is photosynthesis?