Although all the body cells in an animal contain the same hereditary information, they do not all look and function the same way. which step of differentiation causes this to occur?

i think it's c

the correct answer is: d. the saltine and pretzel are made of flour, yeast, and baking soda, and salt. the pecan contains no flour but it does contain fats. the pecan is a nut that can be consumed as a healthy snack. first of all, pecans are a source of fat (monounsaturated fat), but they provide less fat than some other nuts. pecans are a rich source of dietary fiber, manganese magnesium, phosphorus, thiamin, vitamin e…

i believe it is "they are not used up by reactions" as the answer to your question, text me back if this is correct because i just learned this.