Vocabulary
_____ is a substance, organism or agent capable of causing cancer
What is carcinogen?
Ionic bonds form between molecules that have a(n) _____ charge?
What is opposite charge?
Our bodies need nutrients to work properly. We get the nutrients from ____
What is food?
Food energy that our body does not use is stored up as ____ in our body
What is fats?
______ are biological catalysts
What is enzyme?
_______ are soft, white, tasteless powder that is insoluble in cold water, alcohol, or other solvents
What is starches?
Weak attractions between polar molecules are ______ bonds
What is hydrogen bonds?
A banana is a good snack choise, because it gives us _____ and ______ our body needs
What is energy and vitamins?
Oranges are a good snack choise because they are the highest in ______ __
What is Vitamin C?
The starting materials for chemical reactions are called ______
What is reactants?
Long chainlike molecules composed of a series of nearly identical building blocks called nucleotides
What is nucleic acids?
The bond formed when two atoms share a pair of electrons is called ______ bond
What is covalent bond?
Name the 3 main nutrients?
What is carbohydrates, fats and protiens?
A banana best fits in the catagory of _____
What is sugars?
______ is not used when catalizing a reaction, it bonds with a substrate molecule at the enzyme's active site and lowers the activation energy of a reaction
What is enzyme?
_______ are the nutrients we need in larger quantities that provide us with energy: in other words, fat, protein and carbohydrate
What is macronutrients?
The attraction that causes water to bond together to form drops is ______
What is cohesion?
Food has important chemicals that help our bodies move and grow. These chemicals are called _____
What is nutrients?
_____ is often listed more than once in a container of food with words ending in -ose
What is sugar?
The energy needed to start a chemical reaction is called ______ _______
What is activation energy?
______ ______ is the process by which cells derive energy from glucose
What is cellular resporation?
The portion of an enzyme molecule into which a specific substrate bonds is called the ______ _______
What is active site?
Starches are like sugars because they both are _________, so they both give us energy
What is carbohydrates?
The molecule on which an enzyme acts is called the _________
What is substrate?