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How are organic molecules related to all living things?
they are the building blocks of life
Name 4 categories of organic molecules which form the basis of all living things
Carbohydrates,lipids,proteins, and nucleic acids
All of the organic molecules are based on which element?
All carbon based
Many times, the molecules join to form long chains with what kind of backbone?
How are the building blocks of organic molecules like bricks?
form a large molecule
What is the building block of each of the 4 classes of organic molecules?
nuliceic acids = nuliotide
What is a polymer?
building blocks joined together
what determines how organic molecules will look and behave?
What are the 4 common characteristics of all organic molecules?
carbon based, a few elements, kind of organic molecules and form determines function
what are the elements contained in carbohydrates?
carbon, hydrogen, oxygen
what is the building block of carbohydrates?
What is a monosaccharide?
What does a monosaccharide look like?
What is a disaccharide?
two monosaccharides joined together
How does a polysaccharide differ from a disaccharide?
the polysaccharde are more then 2, disacchride are just 2
What are the 3 classes of carbohydrates?
starch, glycogen, cellulose
Which involves food storage in plants?
Which involves food storage in animals?
What is cellulose used for?
for the support in the plant structural
why could an athlete have a big pasta dinner the night before a race?
to provide a quick form of energy
what is the building block of lipids?
Name examples of lipids
saturated fat and unsaturated fat
Describe the structure of a fatty acid.
What is a saturated fatty acid?
butter and crisco
Explain the solubility of lipids
Soluble in oil but insoluble in water.
How would you test for lipids, and what is a positive result?
place on paper then hold to light; if positive it will have a oil spot that is clear on the paper
what are some of the functions of proteins?
form muscles, transport O2, and act as hormones and enzymes
What is the building block of proteins?
What is the name of the bond that joins amino acids?
How many different amino acids are there?
20 different kinds
What part of the amino acid varies from one amino acid to another?
What determines the shape of a protein?
the sequence & shapes of the R group
What are the 2 types of nucleic acids?
DNA and RNA
what is the role of DNA?
blueprint of life
what is the building block of nuclei acids?
what are the 3 parts of the monomer?
5 carbon sugar, phosphate group, nitrogen base
Describe the structure and shape of DNA?
twisted ladder ( double helix)
What are the rails of the ladder made of?
alternating sugars and phosphates
How are the rails of the ladder kept together?
the bases from one rail bond to the bases from the other rail
What are the 4 different DNA bases?
A, T, C, G
What part of the ladder do these bases form?
'A' always pairs with what base?
A base always attach to T base
List 4 differences between DNA and RNA
DNA= deoxyribose, a double can't leave the nucleus and base T
RNA= ribose, one strand, can leave the nucleus and base U
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