True or False
Carbohydrates are a important source of energy for ALL organisms.
True
What are lipids composed of?
Carbon, Hydrogen and Oxygen
What are proteins made of?
Carbon, Hydrogen, Oxygen, and Nitrogen. And sometimes sulfur.
What are nucleic acids made of?
What is the ratio of carbon, hydrogen, and oxygen?
1:2:1
True or False
Fats dissolve in water.
False
Proteins are molecules that are composed of chains of ______.
Amino acids
What are the two types of nucleic acids?
DNA, and RNA
What kind of carbohydrates is used as structural material in plants?
Cellulose
phospholipids are a major components of _______.
Cell Membranes
Proteins can accelerate the speed of _______ reactions.
Chemical
True or False
DNA is single stranded and RNA is double stranded
False
What carries simple sugars to cells?
Blood Stream
Fatty acids and Glycerol
Hair, Fingernails, and skin are examples of what kind of proteins?
Structural Proteins
The nucleotides that compose nucleic acids have what three parts?
A nitrogenous base, a simple (pentose) sugar, and a phosphate group.
How many simple sugars are in a complex carbon hydrates?
13 simple sugars
What do phospholipids do?
They help control the movement of molecules in and out of the cell.
What types of foods have lots of proteins?
Chicken, Egg Whites, Beef and Fish
Bases that bond are called ______.
Complementary bases