Term |
Definition |
What are the characteristics of all living things? |
All living things have a cellular organization, contain similar chemicals, use energy, respond to their surroundings, grow and develop, and reproduce |
What is an organism? |
living things |
What is a cell? |
The basic unit of structure and function in every living thing |
What is a unicellular organism? |
A single-celled organism |
What is a multicellular organism? |
An organism with many cells |
What are the chemicals of life? |
Water, carbohydrates, proteins, lipids, |
How do organisms get energy? |
By taking in and breaking down materials |
What is metabolism? |
how fast an organism can take in and break down materials |
What is a stimulus? |
a change in an organisms surroundings |
What is a response? |
an action a a change in behavior |
What is development? |
a change producing a more complex organism |
What is growth? |
becoming larger |
What is asexual reproduction |
one parent, identical offspring |
What is sexual reproduction |
two parents, offspring resembles |
Where do living things come from ? |
They arise from other things through reproduction |
What is spontaneous generation? |
The mistaken idea that living things can arise from other non-living things |
What is a controlled experiment? |
When a scientist carries out a series of tests that are identical except for one factor? |
Who was Francesco Redi? |
designed one of the first controlled experiments and showed that flies do not spontaneously arise from decaying meat |
Who w |
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