Unit 1
What is a hypothesis
a testable statement
What do cells make up
All organisms (people, animals, plants)
What is the passing of traits from parents to offspring is called?
Heredity
What is a phylogenetic tree?
A model of the evolutionary relationships among organisms
what are behavioral adaptations?
Behaviors or activities performed by an organism that increase its fitness
What is matter?
anything with mass and takes up space.
When did Louis Pasteur do his famous experiment
1859
What are sections of DNA that affect traits.
Genes
What are primitive traits?
Characteristics that were present in common ancestors
what are innate behaviors?
Genetically inherited behaviors that are not learned
What is an atom?
the smallest basic unit of a chemical element
What did Zacharias Jansen do?
He created one of the first microscopes
How many chromosomes do people have?
46 in total
what is a derived trait?
characteristics that were not present in a common ancestor
What are learned behaviors?
activities or behaviors that are acquired by an organism through experience