Unit 1
What is bias?
Bias is a preconceived opinion.
What is a cell?
A cell is the building block for all living and once-living organisms.
What is a protein?
A protein is a machine-like molecule that carries out specific chemical reactions in a cell.
What is the fossil record?
The fossil record is a collection of fossils that are placed in chronological order.
What is a learned behavior?
A learned behavior is a behavior that has to be practiced to get it right and to know how to do it.
What are the two different ways to write a hypothesis?
If, Then, Because and If, And, Then.
What are the three parts to the Cell Theory?
1. All living things are made up of one or more cells.
2. All living things come from previously living things.
3. Cells carry out the functions to support life.
What is a dominant allele?
A dominant allele is an allele for a gene that masks the effect of a different allele.
What is mass extinction?
Mass extinction is the extinction of a lot of species in a relatively short amount of time.
What is innate behavior?
Innate behavior is a behavior that you know when you are born, like how to breathe.
What is the difference between a bar graph and a histogram?
Bar graph bars are separated with a space, while histogram bars are touching.
What does the nucleus do?
The nucleus acts like a set of instructions for making the parts of the cell.
What do the symbols on a pedigree mean?
Circles are for females, squares are for males, and shaded shapes mean that the person has a trait that the pedigree is focused on.
What type of traits are chosen by natural selection?
Favorable traits, or traits that will help the organism to survive.
What is parasitism?
Parasitism is where one organism benefits and the other one is harmed.