Question 26(Multiple Choice Worth 2 points) (01.01 MC)
What do both the theory of evolution and the cell theory have in common as scientific theories?
Both have strong scientific support.
Both were once laws that had to be tested.
Both describe our expectations of the natural world.
Both are soon to become scientific laws.

Which force diagram accurately represents a satellite in orbit around earth? image for option 1 image for option 2 image for option 3 image for option 4

Choose the best definition of allele. a. one of several possible versions of a gene, which each produce a different phenotype b. an organism that's purebred for a given trait c. the process of fertilizing a plant with pollen from another plant d. a set of genes that are located on the same chromosome and so are tightly linked

In the 1500s, an astronomer developed a new model of the universe. this model had the sun at the center of the universe, not earth. who was this astronomer?