Type
Crossword
Description

This crossword contains the following questions and answers:

The basic unit of a chemical element Atom
A substance made of only one kind of atom (pure substance) Element
A substance made of joined atoms of two or more different elements Compound
A group of atoms bonded together Molecule
An attraction between substances of the same kind Cohesion
An attraction between different substances Adhesion
A mixture in which one or more substances are evenly distributed in another substance Solution
Compounds that form hydrogen Ions when dissolved in water Acid
Compounds that reduce the concentration of the hydrogen Ions in a solution Base
A biological molecule consisting of carbon (glucose) Carbohydrate
(FAT) saturated twice energy as carb Lipid
Amino Acid "Building Blocks" Protien
DNA RNA Nucleic Acid
biologically important organic compounds containing amine and carboxylic acid functional groups Amino Acid
property of objects which can be transferred to other objects or converted into different forms. Energy
the minimum quantity of energy that the reacting species must possess in order to undergo a specified reaction. Activation Energy
Used to regulate the rate (speed) Enzyme
Basic reaction (fits) Subtrate
a region on an enzyme that binds to a protein or other substance during a reaction. Active Site

Unit 2- Chemistry of Life Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

The smallest unit of matter(cannot be broken down by chemical means) Atom
A substance made of only one kind of atom (a pure substance) Element
A substance made of the joined atoms of two or more different elements Compound
A group of atoms held together by covalent bonds Molecule
An attraction between substances of the same kind Cohesion
An attraction between different substances Adhesion
A mixture in which one or more substances are evenly ditributed in another substance Solution
Compounds that form hydrogen ions when dissolved in water Acid
Compounds that reduce the concentration of hydrogen ions in a solution Base
Organic compound made of carbon, hydrogen, and oxygen atoms in proportion of 1:2:1 Carbohydrate
Nonpolar molecules that are not soluble in water Lipid
A chain of amino acids linked together Protein
The building blocks of protein Amino Acid
A long chain of nucleotide Nucleic Acid
The ability to move or change matter Energy
The energy needed to start a chemical reaction Activation Energy
Substances that increase the speed of chemical reactions Enzymes
A substances on which an enzymes acts during chemical reaction Substrate
Pockets formed by deep folds in large protein Active Site

Chemistry of Life Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

The basic unit of a chemical element Atom
A substance that cannot be decomposed into simpler substances by chemical means Element
A substance formed when two or more chemical elements are chemically bonded together. Compound
A tiny or very small piece of something Molecule
The sticking together of alike molecules Cohesion
The force of attraction between unlike molecules Adhesion
A substance in which the particles are spread out evenly Solution
Any class of compounds that form hydrogen ions when dissolved in water Acid
A substance that accepts protons from acids Base
Molecular compounds made from just three elements, carbon, hydrogen, and oxygen Carbohydrates
A group of naturally occurring molecules that include fats, waxes, and steroids Lipids
A molecule composed of polymers of amino acids joined together by peptide bonds Proteins
DNA and RNA Nucleic Acid
The building blocks of protein. Only 20 of these. Amino acids
The strength and vitality required for sub stained physical or mental activity Energy
The minimum quantity of energy that the reacting species Activation energy
A substance produced by a living organism that acts as a catalyst to bring about reactions Enzyme
A substance or layer that underlies something or on which some process occurs in particular Substrate
A region on an enzyme that binds to a protein or other substances during a reaction Active site

Biology Vocabulary Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

what is the basic unit of a chemical element? atom
what is a substance consisting of atoms which all have the same number of protons? element
what is the smallest particle in a chemical element or compound that has the chemical properties of that element or compound? molecule
what is a chemical bond formed between two ions with opposite charges? ionic bond
what is a chemical bond formed by the sharing of one or more electrons, especially pairs of electrons, between atoms? covalent bond
What is a weak chemical bond between an electronegative atom, such as fluorine, oxygen, or nitrogen, and a hydrogen atom bound to another electronegative atom? Hydrogen bond
What is the sticking together of alike molecules, such as water molecule being attracted to another water molecule? Cohesion
What is the force of attraction between unlike molecules, or the attraction between the surfaces of contacting bodies? Adhesion
What is a measure of the hydorgen ion concentration of a solution? pH
What is a molecule that can combine with others of the same kind to form a polymer? Monomer
What are large molecules composed of many similar smaller molecules linked together ? Polymer
What is a large complex molecule, such as nucleic acids, proteins, carbohydrates, and lipids, with relatively large molecular weight ? Macromolecule
What are molecular compounds made from just three elements: carbon, hydrogen and oxygen.? Carbohydrate
What is a series of sweet-tasting, crystalline carbohydrates, especially a simple sugar or a chain of two or more simple sugars? Saccharide
what is an organic molecule of biological origin that is insoluble in water and soluble in non-polar solvents ? lipid
What is a molecule composed of polymers of amino acids joined together by peptide bonds.? protein
What are the building blocks of all biological proteins ? Amino acid
What are proteins that act as catalysts within living cells ? Enzyme
What is a substance capable of initiating or speeding up a chemical reaction? catalyst
What is a model that assumes an enzyme and substrate have a rigid interaction with each other, where a substrate fits in a key-like fashion to its lock, the enzyme, turning on the reaction ? Lock and key model
What are acids consist of either one or two long chains of repeating units called nucleotides, which consist of a nitrogen base attached to a sugar phosphate? nucleic acid
what is a chemical reaction that builds up molecules by losing water molecules ? dehydration systhesis
What is a chemical reaction in which two molecules combine to form a larger molecule with the elimination of a small molecule ? condensation reaction

Atoms, Elements, and Compounds Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

are the building blocks of matter Atoms
Neutrons and Protons are located here Nucleus
Positively charged particles Protons
Particles that have no charge neutrons
Negitively charged particles Electrons
pure substances that cannot be broken down into other substances by physical or chemical means Element
Atoms of the same element that have different numbers of neutrons Isotopes
A pure substance formed when two or more different elements combine Compound
chemical bond that forms when electrons are shared Covalent bond
a compound in which the atoms are held together by covalent bonds Molecule
an electrical attraction between two oppositely charged atoms or groups of atoms ionic bonds
process by which atoms or groups of atoms in substances are reorganized into different substances chemical reaction
substance that lowers the activation energy needed to start a chemical reaction catalyst
biological catalyst that speed up the rate of chemical reactions in biological processes enzymes
specific location where a substrate binds on an enzyme active site
molecules that have an unequal distribution of charges polar molecules
the electrostatic attraction hydrogen bond
the substance that is dissolved in the solvent solute
substance in whih another substance is dissolved solvent
anothe name for homogeneous mixture solution

Unit 2- Chemistry of Life Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

the smallest component of an element having the chemical properties of the element Atom
cannot be decomposed, and is made up of atoms all with identical number of protons. Element
formed when two or more chemical elements are chemically bonded together. Compound
a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction. Molecule
sticking together of alike molecules, such as water molecule being attracted to another water molecule. Cohesion
The force of attraction between unlike molecules, or the attraction between the surfaces of contacting bodies. Adhesion
homogenous mixture in which the particles of one or more substances are distributed uniformly throughout another substance. Solution
Any of a class of compounds that form hydrogen ions when dissolved in water, and whose aqueous solutions react with bases and certain metals to form salts. Acid
substances that accept protons from acids. Base
molecular compounds made from just three elements: carbon, hydrogen and oxygen. Carbohydrates
naturally occurring molecules that include fats, waxes, sterols, fat-soluble vitamins, monoglycerides, diglycerides, triglycerides, phospholipids, and others. Lipids
A molecule composed of polymers of amino acids joined together by peptide bonds. Protein
consist of either one or two long chains of repeating units called nucleotides, and consists of a nitrogen base attached to a sugar phosphate. Nucleic Acid
link together bonds in a particular order as defined by genes. Amino acids
Use the metabolic capacities of organisms to convert some combination of light, biomass, organic compounds, gases and water into useful chemical-bond energy. Energy
the energy required to start a reaction. Active Energy
accelerate, or catalyze, chemical reactions. Enzymes
Material or substance on which an enzyme acts. Substrate
The specific region of an enzyme where a substrate binds and catalysis takes place or where chemical reaction occurs. Active Site

Chemistry of LIfe Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

The basic unit of a chemical element Atom
Can't be broken down into simpler substances Element
Composed of two or more separate elements Compound
A group of atoms bonded together Molecule
The action of forming a united whole Cohesion
The force of attraction that causes two different substances to join Adhesion
composed of a solvent and a solute Solution
a chemical substance that neutralizes alkalis, dissolves some metals, and turns litmus red Acid
substances that accepts protons from acids Base
a biological molecule consisting of carbon, hydrogen, and oxygen atoms Carbohydrate
any of a class of organic compounds that are fatty acids Lipid
Large molecules composed of one or more chains of amino acids Protein
whose molecules consist of many nucleotides linked in a long chain Nucleic acid
a simple organic compound containing both a carboxyl and an amino group. Amino acid
The ability to do work, or produce change Energy
the minimum quantity of energy that the reacting species must possess in order to undergo a specified reaction Activation energy
a substance produced by a living organism that acts as a catalyst to bring about a specific biochemical reaction Enzyme
the substance on which an enzyme acts Substrate
a region on an enzyme that binds to a protein or other substance during a reaction Active site

Chapter 6 - Acids, Bases, and Solutions Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

A mixture containing a solvent and at least one solute that has the same properties throughout; a mixture in which one substance is dissolved in another. Solution
The part of a solution that is usually present in the largest amount and dissolves a solute. Solvent
The part of a solution that is dissolved by a solvent. Solute
A mixture containing small, undissolved particles that do not settle out. Colloid
A mixture in which particles can be seen and easily separated by settling or filtration. Suspension
A mixture that has only a little solute dissolved in it. Dilute Solution
A mixture that has a lot of solute dissolved in it. Concentrated Solution
A measure of how much solute can dissolve in a given solvent at a given temperature. Solubility
A mixture that contains as much dissolved solute as is possible at a given temperature. Saturated Solution
A substance that tastes sour, reacts with metals and carbonates and turns blue litmus red. Acid
The gradual wearing away of a metal element due to a chemical reaction. Corrosive
A compound that changes color in the presence of an acid or a base. Indicator
A substance that tastes bitter, feels slippery, and turns red litmus paper blue. Base
A positively charged ion formed of a hydrogen atom that has lost it electron. Hydrogen Ion
A negatively charged ion made of oxygen and hydrogen Hydroxide Ion
A range of values used to indicate how acidic or basic a substance is; expresses the concentration of hydrogen ions in a solution. pH Scale
A reaction of an acid with a base, yielding a solution that is not as acidic or basic as the starting solutions were. Neutralization
An ionic compound made from the neutralization of an acid with a base. Salt

cellular respiration crossword puzzle

Type
Crossword
Description

This crossword contains the following questions and answers:

A compound that functions as a coenzyme in many biological acetylation reactions and is formed as an intermediate in the oxidation of carbohydrates, fats, and proteins. Acetyl CoA
a simple sugar that is an important energy source in living organisms and is a component of many carbohydrates Glucose
An organic compound that is composed of adenosine and two phosphate groups ADP
first stage of cellular respiration, it occurs in cytoplasm of the cell, splitting of a sugar Glycolysis
composed of adenosine, ribose, and three phosphate ATP
pH is a measure of the hydorgen ion concentration of a solution. Solutions with a high concentration of hydrogen ions have a low pH and solutions with a low concentrations of H+ ions have a high pH. H+ ions
A series of metabolic processes that take place within a cell in which biochemical energy is harvested from organic substance and stored as energy carriers for use in energy-requiring activities of the cell. Cellular respiration
consisting of two hydrogen atoms and one oxygen. H2O
essential to metabolism of carbohydrates and fats and some amino acids. Coenzyme A
A series of enzymatic reactions in aerobic organisms involving oxidative metabolism of acetyl units and producing high-energy phosphate compounds such as ATP, which serve as the main source of cellular energy. Krebs cycle
process of particles, which are sometimes called solutes, moving through a solution or gas from an area of higher number of particles to an area of lower number of particles. Concentration gradient
power house of the cell Mitochondria
contents outside of the nucleus and enclosed within the cell membrane of a cell. It is clear in color and has a gel-like appearance. Cytoplasm
two nucleotides joined through their phosphate groups, with one nucleotide containing an adenine base and the other containing nicotinamide NAD+
a crystalline organic acid, C 4 H 4 O 5 , that is an important intermediate in the Krebs cycle Oxaloacetate
electron accepter that is utilized in cellular respiration. FADH2
a colorless, odorless, gaseous element constituting about one-fifth of the volume of the atmosphere and present in a combined state in nature Oxygen
is an important enzyme that provides energy for the cell to use through the synthesis of adenosine triphosphate  ATP Synthase
end product of glycolysis, which is converted into acetyl coA that enters the Krebs cycle when there is sufficient oxygen available Pyruvate

chapter 2 vocabulary Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

smallest unit of life atom
an atom that cannot be broken down any further element
substance made of atoms of different elements compound
atom that gains or loses one or more electrons ion
made of monomers bonded together, large polymer
reached when voth product and reactent are made at once equilibrium
chemical energy is released exothermic
chemical energy absorbed endothermic
catalyst for chemical reactions in living things enzymes
two or more atoms held together by covalent bonds molecule
contain carbon, hydrogen, oxygen, nitrogen, and sometimes sulfer amino acids
non polar molecules that include fats, oils, and cholesterol lipid
polymer made of monomers called amino acids protein
substances made by a chemical reaction product
products changed during a chemical reaction reactants

Acids and Bases Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

a scale that determines how acidic or basic a solution is pH scale
chemicals that change colors when put in an acid or base to determine what it is Indicator
a substance that can donate hydrogen ions Acids
a substance that can accept hydrogen ions because it has a hydroxide ion base
a solution that isn't an acid or a base neutral
an indicator that turns red in an acidic solution litmus paper
the process of turning an acid more basic and a base more acidic neutralization
a liquid mixture that could be defined as an acid or base solution
pH stands for potential.... hydrogen
a basic solution used to clean drains draincleaner
an acidic solution that comes from lemons lemonjuice
a proton is a hydrogen ion so acids are often called... protondonor
since the hydroxide ion in a base can combine with a hydrogen ion, bases are often called... proton accepter
an acid with a pH of 1 strongacid
an acid with a pH of 6 weakacid
a base with a pH of 14 strongbase
a base with a pH of 8 weakbase
an acid can donate these ions hydrogenions
bases have these ions hydroxideions
the processby which a precipitate forms precipitation