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biology

handout 4

QuestionAnswer
Polar molecules mix well with water and are called what hydrophilic
Where is the energy in carbohydrates contained bonds
these are usually proteins that facilitate chemical reactions in biological organisims. they help to construct macromolecules. enzymes
plants store sugar as what starch
This is the first person to identify cells in plants schleiden
When an organism becomes larger this becomes smaller. surface to volume
When a fossil is over 50,000 years old what isotope is used instead of carbon-14 to date it Potassium 40
long chains of amino acids are called polypeptides
proteins that interact with other proteins are what type of structure quaternary
if a polypeptide starts to form a spiral, what type of structure is this called secondary
what molecule is responsible for heredity DNA
cell membranes are made out of what phospholipids
what makes a eukaryotic cell different from a prokaryotic cell has a nucleus
Created by: murmurs79
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