Bonds
What is the bond that shares electrons?
Covalent Bond
What phase can water be in?
solid, gas, or liquid
Which molecule has a 1:2:1 ratio?
Carbohydrates
proteins are a polymer of ?
amino acids
proteins ______ in harsh conditions?
denature
What is the bond that involves the giving and receiving of electrons?
Ionic Bond
What property of water keeps a glass from overflowing?
Surface Tension
What part of a phospholipid is Hydrophillic and Hydrophobic?
Hydrophillic head and Hydrophobic tail
nucleic acids are a polymer of?
nucleotides
DNA contains instructions on how to build what?
proteins
The weakest bond
Hydrogen Bond
What charges are on the Hydrogen and Oxygen molecules in water?
The Hydrogen are partially positive and the oxygen are partially negative
What type of group of lipids contain carbon rings and consists of many horomones
steroids
In proteins what decide their function?
Their shape and R groups
Lipids are ______ in water?
insoluble
What type of bond is intermolecular?
Hydrogen Bond
What percent of plant tissue is made up of water?
90%
What is a purpose of starch?
to store sugars
Uracil creates a double helix with what?
Adenine
Name all 6 elements that make up 99% of living things?
Carbon, Hydrogen, Nitrogen, Oxygen, Phosphorous, and Sulfur (CHNOPS)
Can polar and non polar bonds bond together?
NO, polar and polar bonds can, non polar and non polar bonds can, but not polar and non polar.
Water is really good at absorbing and releasing...
heat
Lipids are a primary component of what?
The cell membrane
What catalyze chemical reactions?
enzymes
NH2 makes up what functional group?
Amino group