If independent assortment were true, then morgan should have seen a 9: 3: 3: 1 ratio of offspring types from his f1 x f1 cross." this statement is an example of: a. formulating a hypothesis. b. making an observation or gathering data. c. making a prediction. d. testing a hypothesis.

Which codon is the code for the amino acid histidine (his)?

Which best describes this behavior? it is beneficial only to the males that do not fertilize eggs. it is beneficial only to the female workers that are not fertilized. it is beneficial to each one of the individual colony members. it is beneficial to the whole species, but not to all of the individual members.

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.