What unit of time on earth is based on the rotation of the earth? ?

Do you think the gene eef1 alpha1 supports cell theory? explain your response.

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.

The climate on the leeward side of a mountain differs from that on the windward side mostly in