Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/28

Click to flip

28 Cards in this Set

  • Front
  • Back
acid
any substance that forms hydrogen ions in water
amino acid
basic building blocks of protein acid
atom
basic building blocks of all matter; smallest particle of an element with all the characteristics of that element
base
substance that forms hydroxide ions in water; solutions with a pH over 7 are basic
carbohydrate
organic compound used by cells to store and release energy; composed of carbon, hydrogen, and oxygen
cellulose
polysaccharide made of glucose units hooked together;
compound
composed of atoms of different substances that are chemically combined
covalent bond
chemical bond formed when two atoms combine by sharing electrons
dissaccharide
two sugar carbohydrates formed by linking two monosaccharide molecules; EX. sucrose
DNA
deoxyribonucleic acid; complex biological polymer. master copy of an organisms information code
Enzyme
proteins that accelerate chemical reactions but do not change themselves in the reaction
glycogen
polysaccharide with very highly branched chains of glucose units
hydrogen bond
weak bond formed by attractions of opposite charges between hydrogen and other atoms
ion
atom or molecule that gains electrons and carries a negative electrical charge or loses electrons and has a positive electrical charge
ionic bond
bond formed by the natural attraction of two ions of an opposite charge
isomer
compounds with some formula but a different 3D arrangement of the atoms
isotope
atoms of the same element differring the numbers of neutrons in the nucleus
lipid
organic compounds commonly called fats and oils
metabolism
total of all chemical reactions that occur within a living organism
mixture
combination of substances that dont combine chemically but retain their individual properties
molecule
group of atoms held together by covalent bonds
monosaccharide
a simple sugar such as glucose or fuctose
nucleic acid
complex macromolecule, such as dna and rna that stores info in cells in coded form
nucleotide
subunits of nucleic acid formed from a simple sugar. a nitrogen base, and a phosphate group
nucleus
positively charged center of a atom
peptide bond
covalent bond linking amino acid
pH
symbol to describe how acidic or basic a solution is
polar molecule
a molecule with a positive end and a negative end, resulting in an unequal distribution of charge