Bio Basics
Biology is the study of what?
Life
Lactose is which type of macromolecule?
carbohydrate
What is the chemical formula for water?
H2O
What is the main function of carbohydrates in the human body?
Quick energy source
Olive oil and corn oil are these types of fats
What are unsaturated
What does the E stand for in CER
Evidence
The smallest functional unit of life is called?
A Cell
Water can dissolve many polar molecules into it, what name has it taken on in this respect?
Universal Solvent
What elements are in proteins?
What is C,H,O,N
What type of bonding shares electrons
What is covalent bonding
What is the difference between qualitative and quantitive observations? Give an example of both.
Qualitative observation:describes qualities, examples: color, texture, relative size, taste
Quantitative observation: uses numbers to measure something, examples: 4 feet long, 7.2 grams
Water has special properties, mostly due to the fact that water is...
The oxygen in Water has a partial _______ Charge?
Negative
Extra energy reservoir and controls water movement in and out of the cell
What is Lipids
This ends in ase
enzyme
Thomas wants to design an experiment to see if wearing Nikes makes you run faster than other shoes.
1.What is the independent variable in this experiment?
2.What is the dependent variable in this experiment?
1.Type of shoes
2.Race time
What is the definition of surface tension
Definition: An invisible film at the surface of water that allows objects to walk. This is caused by the cohesive forces.
What is the attractive force called between the same molecules?
Cohesion
Lactase is a
What is enzyme.
This macromolecule is hydrophobic or insoluble in water
what are lipids
a process that changes or transforms one set of compounds into another is called a
chemical reaction
In an atom which particles are in constant motion around the nucleus?
electrons
What is it called when cohesion, adhesion, and the thin vascularity of plants allow water to rise through narrow tubes against gravity
Capillary action
the function of this macromolecule is to store genetic material
What is a nucleic acid
This is composed of a long chain of amino acids
What are proteins