If all cells in a multicellular organism have the same set of dna what accounts for the differences among different types of cells in a multicellular organism

The united states produces an average of 429 billion pounds of food annually. about 133 billion pounds of that food ends up as waste. the percentage of food that the united states wastes each year is %.

Sediment layers stop lateral spreading when: they encounter a barrier they encounter an opposing current they run out of additional sedimentary material

What is the most appropriate method of gaining weight (muscle mass)