Which choice describes dna after replication has taken place? two molecules, each with one original and one new strand one molecule with two original strands and one molecule with two new strands two molecules, each with two new strands two molecules, each with two old strands?

What evidence is there that convection occurs in earth’s troposphere?

case study case study case study case study case study case study case study case study case study case study case study

(drag each tile to the correct location.) categorize each term as something that is typical of a scientific theory, a scientific hypothesis, or both. - a tentative statement used to guide scientific investigations. - makes predictions about future events. - can be tested by many independent researchers. - based on observations of natural phenomena. - a well-established, highly reliable explanation.