Biology Quizs

Hydrolysis

• A chemical process that splits a molecule by adding water.

• A process that involves the removal of water to form a bond.

• A reaction that occurs only in acidic conditions.

• A method of breaking down proteins into amino acids.

Homeostasis

• The process of maintaining stable internal conditions in an organism.

• The ability to adapt to new environments quickly.

• The mechanism by which organisms reproduce.

• The way organisms obtain energy from food.

Solution

• A solid that is a homogeneous mixture of two or more substances.

• A liquid that is a homogeneous mixture of two or more substances.

• A gas that is a homogeneous mixture of two or more substances.

• A mixture that can be separated by physical means.

Polymer

• A small molecule that cannot be broken down into simpler substances.

• A large molecule consisting of many repeating chemical units or molecules linked together.

• A type of chemical reaction that involves the breaking of bonds.

• A mixture of different types of polymers.

Chemical Reaction

• A process that involves the interaction of chemical entities.

• A physical change that does not alter the chemical composition.

• A method of separating mixtures into their individual components.

• A reaction that only occurs at high temperatures.

Ionic bond

• A type of bond formed by the sharing of electrons between atoms.

• A chemical bond resulting from the attraction between oppositely charged ions.

• A bond that occurs between two nonmetals.

• A weak bond formed by the attraction of polar molecules.

Hypertonic

• Referring to a solution with a lower solute concentration.

• Referring to a solution with equal solute concentration.

• In comparing two solutions, referring to the one with a greater solute concentration.

• Referring to a solution with a higher solvent concentration.

Lipid

• A type of carbohydrate that is soluble in water.

• A family of compounds including fats, phospholipids, and steroids that is insoluble in water.

• A protein that helps in muscle building.

• A vitamin that is essential for vision.

Polysaccharide

• A type of simple sugar that cannot be broken down further.

• A polymer of thousands of simple sugars formed by dehydration synthesis.

• A protein made up of amino acids linked by peptide bonds.

• A lipid that is soluble in water and used for energy storage.

Compound

• A substance consisting of two or more elements in a fixed ratio.

• A mixture of different substances that can be separated by physical means.

• A single element that cannot be broken down into simpler substances.

• A solution where one substance is dissolved in another.