Organisms
What is a characteristic?
A feature that helps to identify something.
What are cells?
The basic unit of structure and function.
What is the most common and essential chemical element cells need?
What is a stimulus?
Any change or signal in the environment that can cause an organism to react in some way.
What is spontaneous generation?
What is the most common and essential chemical for cells/living things to carry out their functions?
Water
All organisms are made of what?
Cells
What do you call a single cell organism and what is a cell made of many cells?
Unicellular and multicellular
What does "growth" mean?
To become larger
What is a response?
The action or change in behavior of an organism when it reacts to a stimulus?
What variables did Redi use to prove spontaneous generation wrong?
Redi used uncovered meat and maggots.
Why are water and blood so important for humans?
They help to dissolve and carry food and chemicals we need to live throughout our bodies.
All organism contain?
Similar chemicals and use energy .
What chemicals provide cells with energy?
Charbohydrates
What does development mean?
Change the leads to maturity
What is asexual reproduction?
An organism that creates identical offspring with just one parent.
Fly's laying their eggs on meat. Life did not just come from no where!
What does food give to all living things?
Energy
What do all organisms respond to?
To their surroundings.
What 2 chemicals are used to help build cells?
What do organisms use when they develop and grow?
Energy
What is sexual reproduction?
Two parents that combine their DNA to create offspring that mix each parents characteristics.
How did Pasteur's experiement support Redi's?
Both experiments showed that flies/ bacteria did not appear on meat/ broth that was covered. Flies/ Bacteria only appeared on meat/ broth that left out uncovered.
Producers are organisms that make what and are called what?
Make their own food and are called autotroph's.
All organisms do what 3 things?
What chemical tell cells how to carry out the functions of life?
Nucleic Acids
All multicellular organisms make new cells to do what?
To become bigger and replace old cells that have died.
What is an example of a Hydra/ asexual organism and a Mammal?
A kind of hydra is a budding off a plant and animals.
How do consumers get their energy to live? What are they called?
Consumers need to eat autotrophs or other consumers to get their energy. They are called heterotrophs.