Sarah carried out an experiment to test a hypothesis. some of her data supported the hypothesis , but some refuted it. what is the best thing for sarah to do next?
a. revise her hypothesis, and then retest it.
b. assume the refuting data are invalid , and ignore them.
c. change her data so that they support her hypothesis.
d. reject her hypothesis completely, and start over

If the rna molecule in a human has the nucleotide sequence of guu, this would the amino acid valine would be needed to make the protein. how would this cha process was occurring in a mushroom?

Based on the observation that only male crickets produce a song, you hypothesize that a male's song is a form of communication to potential mates. you set up a simple experiment to test this hypothesis. in the laboratory, you place a male snowy tree cricket in enclosure a, which is adjacent to enclosureb. in enclosure b, you place other insects, one at a time, and observe their responses to the male's song. the enclosures are designed so that the two insects being tested cannot see or smell each other, but sound is transmitted from enclosure a to enclosureb.

Can a trait be both polygenic and have multiple alleles? explain why or why not.