Which statement is true? a hypothesis must be based on the researchers analysis of the data collected in the experiment. a hypothesis must be testable for it to be useful in scientific research. a hypothesis must be supported by the results of the research study.

Need an answer asap 45 points and brainlest to the first person to answer why do scientific theories, such as biological and chemical evolution, represent the strongest explanation of the changes observed in the fossil record. must be in sentence form how can scientific theories on evolution and the fossil record change over time? must be in sentence form

The normal shape of an enzyme is as shown in structure a. if the enzyme’s shape changes to that shown in structure b, what are two consequences of this change?

Is there any solid scientific evidence that humans have been cloned?