unit 1
Hypothesis and scientific theories
what is Hypotheses are more limited in scope than theories
Where does photosynthesis occur in a plant cell?
When Mendel first crossed a tall pea plant with a short pea plant, the offspring were always tall. When Mendel crossed the offspring with each other, the second-generation offspring had some short plants.
what is 25% chance that any second-generation plant will be short
Which statement is a pattern in the fossil record?
what is Multiple mass extinction events have occurred in Earth’s history.
what describes why some bird species migrate?
what is Some birds migrate to avoid harsh winter and summer conditions.
cell theory
what is Louis Pasteur did an experiment that proved new cells come from existing, living cells
What physical adaptation increases an organism’s chances of finding a suitable habitat?
what is the long legs of wading birds
examples of matter
what is telephone, power cable, battery
Which human traits form a wide range of states instead of two distinct states?
what is eye color
What can be said about living organisms and those in the fossil record?
what is Some organisms are much different from their ancestors in the fossil record, while other organisms have mostly stayed the same.
table of which there are 2 letters standing for a way to figure out what something is
what is the perodic table
When a person looks at an object, the sense receptors in the eyes respond to changes in what
what is light
What about life on Earth is correct?
what is Amphibians appeared earlier than mammals.
Which of Mendel’s discoveries had the most important role in leading scientists to understand DNA held the genetic code?
what is Genes are made up of two alleles, and each allele comes from one parent.
what physical adaptation increases a flower’s chances for successful pollination?
what is producing flowers with attractive colors