Unit 1
Information gathered using senses.
What's is an observation?
They are the basic building blocks for all living things.
What is a cell?
The passing of physical or mental characteristics genetically from one generation to another.
The process where organisms better adapted to their environment can survive and produce more offspring.
What is Natural Selection?
Which physical adaptation reduces a plant’s chances of being eaten?
Having bark that tastes bitter.
A supposition or proposed explanation made on the basis of limited evidence as a starting point for further investigation.
What's a hypothesis?
It is the process by where some organisms use sunlight to synthesize foods from carbon dioxide and water.
What is Photosynthesis?
Sections of DNA that control a trait.
What are genes?
It is the identification by humans of desirable traits in plants and animals, and the steps taken to enhance those traits in future generations.
What is Artificial Selection?
Any substance or thing that is introduced into the environment and has a harmful effect on it or the things living within it.
He was an English naturalist whose scientific theory of evolution by natural selection became the foundation of modern evolutionary studies.
Who is Charles Darwin?
A group of atoms bonded together, representing the smallest unit of a chemical compound that can take part in a chemical reaction.
What are Molecules?
A diagram used to show possible genotypes that can result from a cross.
What is a Punnett square?
It is the change in the characteristics of a species over several generations.
What is Evolution?
The branch of biology that deals with the relations of organisms and their physical surroundings.
What is ecology?