What did Mendel's cross-pollination of pea plants prove?
Different offspring of the same parents inherit different characteristics.

Cross-pollination creates plants with new characteristics.

Pea plants can have yellow seeds or green seeds.

Genes are found on chromosomes in all cells of an organism.

She planned to observe the flowers for the next five days for an hour at the same time each afternoon. then she wou the data in a multiple line graph to compare the number of bees that visited each flower. which statement best descr data in this investigation?

Several billion years ago which gas was the least prevailant in the atmosphere

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.