Definitions
Define unicellular and multi cellular
Unicellular—only being one cell
Multicellular—made of many cells
changing
What is the information scientists gathered called?
data
how many characteristics of life are there?
8
define autotroph and heterotroph
autotroph—make their own food
heterotroph—must find food and “eat”
TRUE or FALSE
A hypothesis does not need to be testable
false
what are two examples I gave for how biology extends into our lives
drugs/alcohol effects on the body, AIDS, cancer, privacy of genetic make-up, effectiveness of antibiotics
List 3 characteristic of life
1. made up of cells, 2. reproduction, 3. based on a genetic code, 4. growth and development, 5. need for materials and energy, 6. respond to the environment, 7. maintain internal balance, 8. evolution
define homeostasis
biological balance
asexual reproduction - ____ parent(s) needed
sexual reproduction - ____ parent(s) needed
1
2
If all the water samples test clean from a reservoir what can we infer?
The reservoir in the water is clean/clean enough to drink
Which 2 of these are not a characteristic of life?
Reproduce
Breathing
Obtain Energy
Made of Cells
Multicellular
breathing
define hypothesis
an educated guess as an explanation to a problem
TRUE or FALSE
Breathing is a characteristic of life
false
List at least three levels at which life can be studied
molecules, cells, organisms, populations of a single kind of organism, communities of different types of organisms in an area, and the biosphere
How many and which of these is not a characteristic of life?
Genetic Code Eating Homeostasis
Grow and Develop Sleeping Running
Respond to Environment Adapt
3: eating, sleeping, running