The validity of the hypothesis cannot be confirmed or refuted from only one experiment. By using a series of experiments, the human error or measurement error is reduced to a minimum. Furthermore, more than one factor can be used to determine the validity of the hypothesis.
I will respond to this student that the experiment needs to be repeated multiple times before a conclusion can be drawn! Also, the data will refute or confirm the validity of the hypothesis and not the researcher's own opinion/rational.
Answer: Nonsense mutation. A nonsense mutation is also a change in one DNA base pair. Instead of substituting one amino acid for another, however, the altered DNA sequence prematurely signals the cell to stop building a protein. This type of mutation results in a shortened protein that may function improperly or not at all.
The correct answer is: visceral muscles of the muscular layer surround the submucosa and provide the urinary bladder its expansion capacity. Visceral muscles are smoothed muscles found lining internal organs and parts such as the stomach and blood vessels. Visceral muscle is originated inside of organs like the stomach, intestines, and blood vessels.
A goes with T and G goes with C