H Bio, Ch 1, Vincent Falardeau

Front 1

POLAR COVALENT BOND

Back 1

A covalent bond where one side of the molecule is positive and the other is negative.

Front 2

COVALENT BOND

Back 2

A bond formed when two atoms share their electrons.

Front 3

LAW OF CONSERVATION OF MATTER.

Back 3

Matter cannot be created or destroyed.

Front 4

ORGANIC COMPOUNDS

Back 4

Molecules that always have carbon, always have hydrogen, and almost always have oxygen atoms in them.

Front 5

LAW OF CONSERVATION OF MATTER.

Back 5

Matter cannot be created or destroyed.

Front 6

ACTIVATION ENERGY

Back 6

The energy required to get a chemical reaction started.

Front 7

ORGANIC COMPOUNDS

Back 7

Molecules that always have carbon, always have hydrogen, and almost always have oxygen atoms in them.

Front 8

MACROMOLECULES

Back 8

Molecules that are very large due to an abundance of carbon atoms in a carbon skeleton.

Front 9

ACID

Back 9

A solution with a greater quantity of hydrogen ions than hydroxide ions.

Front 10

NUCLEIC ACID

Back 10

Macromolecules that control proteins and genetics.

Front 11

COVALENT BOND

Back 11

A bond formed when two atoms share their electrons.

Front 12

POLAR COVALENT BOND

Back 12

A covalent bond where one side of the molecule is positive and the other is negative.

Front 13

POLAR COVALENT BOND

Back 13

A covalent bond where one side of the molecule is positive and the other is negative.

Front 14

COVALENT BOND

Back 14

A bond formed when two atoms share their electrons.

Front 15

COVALENT BOND

Back 15

A bond formed when two atoms share their electrons.

Front 16

ATOM

Back 16

The smallest unit of an element retaining the element's properties.

Hint 16

A hydrogen atom, with 1 proton and 1 electron.
The two atoms of hydrogen chemically bonded to the oxygen atom to make a water molecule.

Front 17

MOLECULE

Back 17

A combination of atoms chemically bonded to each other.

Hint 17

1. A water molecule: 2 hydrogen atoms, 1 oxygen atom.

Front 18

ELEMENT

Back 18

A substance with a unique number of protons in its atoms.

Hint 18

Potassium is an element with 19 protons in the nucleus of its atoms.
The chemist found a rock consisting of only the element tin.

Front 19

PROTON

Back 19

A subatomic particle with a positive charge, found in the atom's nucleus.

Front 20

ELECTRON

Back 20

A subatomic particle, with almost no mass, having a negative charge, and being in the electron cloud around the nucleus.

Front 21

NEUTRON

Back 21

A subatomic particle, found in an atom's nucleus, that carries no charge.

Front 22

ION

Back 22

A atom of any given element, having an alternative number of electrons.

Front 23

ISOTOPE

Back 23

An atom of any given element, having an altered number of neutrons.

Front 24

IONIC BOND

Back 24

A bond formed when atoms exchange electrons to become ions, and are then attracted to one another by opposite charges.

Front 25

COVALENT BOND

Back 25

A bond formed when two atoms share their electrons.

Front 26

POLAR COVALENT BOND

Back 26

A covalent bond where one side of the molecule is positive and the other is negative.

Front 27

LAW OF CONSERVATION OF MATTER.

Back 27

Matter cannot be created or destroyed.

Front 28

ACTIVATION ENERGY

Back 28

The energy required to get a chemical reaction started.

Front 29

HYDROGEN BOND

Back 29

A weak bond formed between a slightly positive hydrogen atom in a polar molecule and another (at least slightly negative) atom.

Front 30

pH SCALE

Back 30

A logarithmic scale expressing the amount of hydrogen ions and hydroxide ions in a solution.

Front 31

ACID

Back 31

A solution with a greater quantity of hydrogen ions than hydroxide ions.

Front 32

BASE

Back 32

A solution with a greater quantity of hydroxide ions than hydrogen ions.

Front 33

ORGANIC COMPOUNDS

Back 33

Molecules that always have carbon, always have hydrogen, and almost always have oxygen atoms in them.

Front 34

MACROMOLECULES

Back 34

Molecules that are very large due to an abundance of carbon atoms in a carbon skeleton.

Front 35

CARBOHYDRATES

Back 35

Macromolecules that contain lots of carbon, as well as hydrogen and oxygen in the same ratio as in water.

Front 36

LIPIDS

Back 36

A macromolecule (fat or oil) that is for structure and long-term energy, made from a fatty acid and glycerol, that contain carbon, hydrogen, and oxygen, but in no specific ratio.

Front 37

PROTEINS

Back 37

Macromolecules made of amino acids that do and make almost everything in the body/cells.

Front 38

NUCLEIC ACID

Back 38

Macromolecules that control proteins and genetics.

Front 39

MONOSACCHARIDES

Back 39

The monomers of macromolecules in the form of carbohydrates.

Front 40

FATTY ACIDS & GLYCEROL

Back 40

The building blocks of a lipid macromolecule.

Front 41

AMINO ACIDS

Back 41

The monomer of a protein polymer (polypeptide).

Front 42

NUCLEOTIDES

Back 42

The monomer of a nucleic acid chain.

Front 43

DISACCHARIDE

Back 43

A combination of two monosaccharide molecules.

Front 44

POLYSACCHARIDE

Back 44

A complex chain of carbohydrate macromolecules.

Front 45

POLYPEPTIDE

Back 45

A long sequence of amino acids bonded together.

Front 46

PEPTIDE BOND

Back 46

The bond between two amino acids.

Front 47

DNA - Deoxyribonucleic Acid

Back 47

A nucleic acid chain made of nucleotides held together by hydrogen bonds and a backbone of deoxyribose and a phosphate group, containing genetic information.

Front 48

GENE

Back 48

A bit of genetic information that is transferred from parents to offspring through DNA.