Derive a new variable, saturated_fat_per_gram, by dividing the amount of saturated fat by the weight in grams. Sort the data set by saturated_fat_per_gram and produce a listing of the five food items highest in saturated fat per gram. Which food has the most saturated fat per gram

Environmental differences within ecosystems are generally caused by

How do you date a sample of rock that you suspect as being one of the earliest on earth

The picture showed normal blood cells which are around and sickle cells which appear much longer people with sickle-cell suffer from the sickle cell anemia which is inherited diseaseit is caused by a change in gene responsible for production of hemo goblin this type of change is known as an