The father of genetics who came up with the idea of heredity by studying pea plants. He found a 3:1 ratio for the F2 generation.
Who is Gregor Mendel?
400
Two or more substances physically combined. They look different throughout.
What is a heterogeneous mixture?
400
A tick feeds on a animals blood. The animal gets hurt in return.
What is parasitism?
400
A change in velocity over time.
What is acceleration?
500
Read the following scientific question.
"Does the shape of a falling object affect the rate of speed?"
The speed is an example of this.
What is the dependent variable?
500
Parents with brown eyes can have a child with blue eyes. The parents have this kind of genotype.
What are heterozygous genotypes?
500
Examples are frying eggs, baking, fireworks, lighting a match, apples turning brown, etc.
What are examples of a chemical reaction or chemical change?
500
Over time the food got smaller. The small birds were better adapted so their population grew. The opposite happened to the large beaked birds. (hint: what is this an example of?)
What is natural selection?
500
A sheep traveled south 10km, then back north 5 km. The shortest distance from the start to end is 5 km.