Unit 1
What is anything that has mass and takes up space?
Matter.
What makes up tissue?
Cells.
What structure does DNA have?
Double-helix
What are fertile offspring?
Organisms that can breed to reproduce
What is behavioral adaptation?
Behavior or activity preformed by an organism that increased fitness
What is a hypothesis?
A hypothesis is defined as a testable statement. Hypotheses consist of a prediction and a measurable explanation.
Are unicellular organisms prokaryotes or eukaryotes?
Unicellular organisms can be either prokaryotic or eukaryotic.
What is the purpose of a punnet square?
These diagrams used to show possible genotypes that can result from a cross between two parents.
What determines an organism's genetic makeup?
Alleles
What is homeostasis?
A balanced and stable environment within cells and organisms
What is a system that allows both energy to enter or leave?
Open system.
What is the function and structure of nerve cells?
Nerve cells are long cells that form pathways. Nerve cells carry signals.
What is a pigment?
a molecule that reflects only certain colors of light and absorbs the rest
What did Gregor Mendel study with and for how long did he experiment for?
Gregor Mendel. He experimented on pea plants over a period of eight years.
What is a type of medical test that looks for changes in chromosomes, genes, and proteins?
Genetic Screening