Which of the following is an isotope? An atom with 2 protons, 3 neutrons and 2 electrons
An atom with 2 protons, 2 neutrons and 2 electrons
An atom with 2 protons, 2 neutrons and 4 electrons

evidence and logical support is essential for a scientist to do in order to maintain credibility. this is because no one can believe without any logic and without any evidence.hence a scientist can maintain credibility by proving himself and by answering logically so experiments prove very beneficial. logical hypothesis give conclusion which is acceptable. therefore, there are two main factors to maintain credibility by a scientist is evidence and logical support.

bradykinin is a physiologically and pharmacologically active peptide of the kinin group of proteins, consisting of nine amino acids.

the correct answer was location c, because earth is tilted away from the sun at this time