Qual variável abiótica é alterada dentro do termociclador, para que seja possível a ocorrência dos ciclos para que o DNA seja multiplicado?

How do chloroplasts set plants apart from other living things

Ineed some everybody. the production of cells during mitosis into specialized function is called: recombination or differentiation

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.