Which of these statements is most likely correct about the nebular theory of formation of solar system? . a. it is based on facts which are non-testable. . b. it is invalid because it is based on non-observable facts. . c. it cannot be replaced by modern theories in the future. . d. it was proposed after several scientific investigations proved it valid.

raits that your monster will have. the dna code for each trait is given, so you will need to go through the process of transcription and translation to determine what protein is being made and then match that with the corresponding trait. you may even include a picture of your monster if you are feeling creati

satellites are frequently used to make observations of the orbit on earth