Investigation 3
CLS- 1, 2, 3, 4, 5, 6
CLS- 1, 2, 3, 4, 5, 6
What is the shape of DNA?
A double helix
What case of letter indicates a dominant gene?
What numbers make something an acid?
Anything below 7
What are fossils?
The remains of an ancient organism or the traces of activity of such an organism
What is the range of pH?
0 to 14
What does homeostasis mean?
The state of steady physical and chemical conditions maintained by living systems.
Ex: Body temperature control in the human body
What is a mole?
A unit of measurement that counts the number of molecules/atoms of/in something
What numbers make something a base?
What species are humans most closely related to?
Monkeys
Ex: Apes and Chimpanzees
What is the different tastes between acids and bases?
Acids taste sour
Bases taste bitter
What is meiosis?
The process of where a single cell divides twice to produce 4 cells
What is a decomposition reaction?
When a product is broken down into its reactants
Ex: AB --> A + B
What number means something is neutral?
7
What are the 5 fingers of evolution?
Shrinkage, Mating, Mutation, Movement, and Adaptation
What is concentration?
A measurement of mass/volume
What does a vacuole do?
Stores and releases water in plant cells
What is a synthesis reaction?
When 2 or more reactants combine to create a product
Ex: A + B --> AB
What type of concentration do acids have?
High (H+) concentration
What is stoichiometry?
Using a "recipe" with known quantities to figure out unknown quantities of reactants or products
What dissolves in a solution?
Solute
What are all of the stages of the cell cycle?
M, G0, G1, S, G2
What is the difference between a single and a double replacement reaction?
In a single replacement reaction, only 1 reactant is moved around, while in a double replacement reaction, 2 reactants are moved around.
What type of concentration do bases have?
Low (H+) concentration
What is the equation for molarity?
Number of moles of solute/Liters of solution
Is baking powder more acidic than baking soda?
Yes