3. A mutation is any change in the DNA sequence that leads to a disadvantageous outcome.
• change in the DNA sequence.
• change in the DNA sequence that leads to an advantageous outcome.
• change in the amino acid sequence.

c should be the answer

phaneritic textures in which phaner means visible so phaneritic textures are standard of impertinent volcanic rocks. these rocks crystallized gradually under the surface of earth. when the magma cools deliberately then the ores have chance to develop and produce long crystals.

since there are no options posted i'll give you a few examples.

a dolphin's flipper, bird's wing, cat's leg.