The Cell
The part of the cell that animals do not have and function as support and structure is
The cell wall
a living organism is a ___________ organism
biotic
The variable in an experiment that scientists change.
Independent variable
enzymes are made of what
proteins
a group of atoms bonded together
a molecule
acts as a barrier and allows for the movement of substances
cell membrane
a non living organism is an_________organism
abiotic
The variable that a scientist observes to find the effect of changing the independent variable. The thing being measured.
Dependent variable
3 states of matter are
gas, liquid, solid
the 4 biomolecules are
carbohydrates, lipids, nucleic acids, proteins
cell structures found in plant cells, but not animal
cell wall & chloroplast
True or False
not all living things are made up of cells
False
correct form of a hypothesis is
if_______then________because_______
an example of a liquid is
water
a chemical reaction requires _________ to get products
Reactants
photosynthesis occurs where in the plant cell
chloroplast
maintaining internal stability (homeostasis) is a _________
characteristic for all living things
Question must be in what form
Testable form
The_________attaches to the active site which is located on the enzyme
substrate
an inorganic compound that is necessary for all living things to survive
Water
single-celled organisms and multicellular organisms both have structures that perform life processes.
True or False
True
One of the 8 characteristics that makes an organism fit into it's environment is
Adaptation that lead to evolution
How important is observations and data?
important for accuracy
(teacher will elaborate)
factors that affect enzymes are
temperature, substrate concentration, and pH
Main elements that living organisms are made up of
carbon, hydrogen, oxygen, nitrogen