The light ray bends toward the normal when entering water
The correct answer is to "dilute with milk and water". The patient should not be induced to vomit to prevent aspiration as this can lead to another condition which is aspiration pneumonia. The patient should be given either a glass of milk or a glass of water for ingestion of petroleum jelly.
Thirty-eight because the chromosome pairs are 19 and therefore, no. of chromosome will be 38.