Properties of Water
Life Necessities
Your Taste Buds Favorite
Mr.Thorpes Fav's
Enzymes
Structures of Biomolecules
100
Water has the ability to dissolve many solutes within itself. Due to this ability, water is referred to as
Universal solvent
100
It is believe that life started
In water
100
Glucose , a sugar , is a monosaccharide for this macromolecule group?
Carbohydrates
100
What is the function of nucleic acids?
store genetic information/ contain information for cell function
100
The function of an enzyme is
Catalyze reactions/ increase the rate of reaction/ speed up reactions
100
The following picture represents which biological molecule
Nucleic acid
200
Name the property of water that allows it to ‘climb’ up tubes .
Capillary Action
200
The first organisms on earth lived without oxygen which makes them ____________________
anaerobic
200
The primary function of carbohydrates
Primary energy source/ Quick Energy
200
The 2 major nucleic acids are
RNA and DNA
200
Pepsin is a gastric enzyme. Where will it have the highest rate of reaction? A very acidic or very basic pH?
Very acidic
200
In the lock and key anaology. The key represents a _______________
Substrate
300
Essential nutrients are placed in a broth bath which woo be used to grow bacteria. What is the solvent?
Broth bath
300
Endosymbiosis theory believes
Small prokaryotic/bacteria cells were engulfed by bigger cells.
300
Which macromolecule forms insulating layers such as lipid bilayer for cells or waxes in your ear?
Lipid
300
Legumes(beans) and meat are considered high in this macromolecule
Protein
300
Lipase is an intestinal enzyme that has an optimal pH range between 7-9. What will to lipase inside the stomach?
Denature/ low/no rate if reaction
300
Freebee: Which country did Mr.Thorpe discover he was from last year?
Panama
400
Water is a _______________ molecule that has two ________________ partially charged hydrogens and one ________________ partially charged oxygen.
Polar , Positively , Negatively
400
Miller and Urey used inorganic gases that were found in the earth’s early atmosphere to create organic molecules. What were the organic molecules they created during their experiment?
macromolecules/ sugars , amino acids ,nucleotides
400
Lipids are known to have this kind of chains
Hydrocarbon
400
The three components of a nucleic acid are
Pentose sugar, base, phosphate group
400
Which enzyme functions best at a pH of 7
Enzyme 2
400
The following picture represents which macromolecule
Lipid
500
During winter months, bodies of water may freeze with a layer of ice forming atop the water. This ice insulates the water underneath from freezing. What property of water causes ice to float on water?
Ice is less dense than water
500
This image illustrates what water property?
Surface tension (cohesion)
500
Unsaturated lipids tend to be ________ at room temperature .
Liquid
500
Name the one element present in Nucleic acids that is not found in proteins.
Phosphorous
500
A tardigrade species has evolved to live in volcanic hot springs that range in pH from 3-5 and temperature range from 65 oC - 80oC. When brought to the lab and placed in room temperature ( 20oC) drinking water, the tardigrade became lethargic and eventually died. What causes the tardigrade death when placed in the lab water?
not optimal pH and not optimal temperature/ loss of protein function because not optimal temperature and not optimal pH/ protein denatured because not optimal pH and not optimal temperature
500
What are the four groups attached to the central carbon of an amino acid ?
H , Carboxyl , Amino, Variable R group