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Science
Benchmark for science
17
Science
7th Grade
10/28/2012

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Cards

Term
Where do new cells come from?
Definition
Preexisting cells
Term
Which is a characteristic of organisms (living things)
Definition
organization
Term
Which is not a macromolecule found in cells?
Definition
Water
Term
How much of our body mass is water?
Definition
66%
Term
Macro- means
Definition
large
Term
the cell theory says that the cell is the __________ unit of life.
Definition
smallest
Term
_______ means that all living things have structures that each have their own functon.
Definition
Organization
Term
If something can maintain _______, it means that it can keep its internal conditions within certain limits.
Definition
homeostasis
Term
96% of all living things is made up of what FOUR elements?
Definition
Hydrogen, oxygen, nitrogen, carbon
Term
observattion
Definition
is the act of watching something and taking note of what occurs
Term
Hypothesis
Definition
a tentative explanation or an answer to a question
Term
prediction
Definition
a forcast of what will hapen in the future
Term
lipid
Definition
do not disolve in water
Term
light microscope
Definition
uses light and has one or more lenses that enlarge an image
Term
process
Definition
a series of natural activities
Term
homeostasis
Definition
all living things can keep thereĀ  internal conditions with certain limits
Term
Energy
Definition
all living things need energy to cary out there daily life
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