Answer:
A chemical bond occurs as a result of electrostatic interaction between the nuclei and the electrons of the joining atoms. ... Simultaneously, a repulsion arises between the two positively charged nuclei and the same occurs with the electrons of the two negatively charged atoms.
Explanation:
p o n l o e n e l t r a d u c t o r
An Ovule is a plant organ that consists of an embryo, tissues and a protective coating.
Answer:
H+
Explanation:
Hemoglobin is the major protein of red blood cells. It has many exposed amino groups and carboxylic groups at its surface. These NH3 and COOH groups serve as weak acids and bases respectively and allow hemoglobin to serve as a buffer to maintain the pH of the RBC cytoplasm.
As the exposed amino groups of hemoglobin protein bind to the H+ ions, the free H+ concentration of the cytoplasm of RBC is reduced leading to a buffer action to maintain the pH.
If you compare the original DNA with the mutated DNA, the first C got “substituted” by an A after the mutation.
So the answer is (C) substitution.
