In a monohybrid cross, f2 refers to
a)the original mating pair
b)the grandparents of the 1st generation
c)the 1st filial generation
d)the second filial generation, or the "grandchildren" of the original mating pair

What organelle other than the nucleus houses dna in a eukaryotic cell?

The distribution of related animals and plants across the world

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.