The correct answer is a substitution mutation.
A mutation, which substitute’s one base for another, that is, a change in a solitary chemical letter like switching an A to a G is known as a substitution mutation. This kind of substitution can modify a codon to something, which encrypts a distinct amino acid and leads to a small modification in the generated protein.
The primary consumer in a food chain that would receive 10% of the Sun's energy is the A. mouse.
The Elm tree would receive all 100% of the Sun's energy.
The mouse follows because it eats greens, then the snake eats mice.
The hawk as top in the food chain in terms of the energy from the Sun itself.
Growth / development.
Replace dead cells / repair areas of the body e.g. wounds.
Make more cells for a specific function, e.g. White blood cells if infected.