Nature of Matter
Water & Solutions
Chemistry of Cells
Energy & Chem. Rx
Blast from Past
100
What is the smallest unit of matter that cannot be broken down by chemical means.
What is an atom
100
70%
What is the percentage of the human body that is comprised of water
100
Carbon
What is the element that is present in every organic compound
100
ability to do work
What is energy
100
the study of life
What is biology
200
Element
What is a pure substance that is made up of only one kind of atom
200
the attraction between substances of the same kind
What is cohesion
200
carbohydrates
What is our primary source of energy, has a 1:2:1 of C:H:O
200
the ability to move or change matter
What is work
200
homeostasis
What is a stable internal environment within an organism called
300
What is a bond that forms when atoms share electrons in their outer shells
What is a covalent bond
300
solution
What is a mixture in which one or more substances are evenly distributed in another substance.
300
ATP
What is the form our body uses to fuel all metabolic processes
300
substances that increase the speed of reactions
What is an enzyme
300
the sum of all chemical reactions carried out by an organism
What is metabolism
400
ion
What is an atom that has lost or gain electron(s) and results in a charge
400
H+
What is the ion that determines acids and bases
400
amino acids
What are the building blocks of proteins
400
substrate
What is the molecule that fits into an enzyme
400
Scientific method
What is the process used by scientists to solve problems they observes around them
500
hydrogen bonds
What is a weak chemical bond between polar molecules
500
0-14
What is the range of the pH scale
500
insoluble in water
What are lipids
500
the area on an enzyme where the substrate fits into
What is the active site
500
cells, reproduce, metabolism, homeostasis, heredity, evolution, interdependence
What are the 7 themes of biology
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