kkaitlynma kkaitlynma

19-09-2017
Biology

contestada

the most common molecule in the body is made up of what elements?

A. hydrogen and nitrogen
B. phosphorus and carbon
C. carbon and calcium
D. hydrogen and oxygen

Respuesta :

jrosales1000jr jrosales1000jr

19-09-2017

Between A or D
Try D : hydrogen and oxygen

Answer Link

Otras preguntas

ordering numbers from least to

How did the famine and the plague affect the population of Europe in the 1300s? They killed millions and led people to move to cites. They killed millions and l

what is the area of a circle?

_____________ such as peonies and daffodils survive winters with heavy frost to bloom again every spring. A. Contortions B. Perennials C. Permeables D. Percussi

What is the best place where there's no earthquakes

The graph shows the distances traveled by two toy trains. A third train travels 15 feet in 3 seconds. How does the third train compare with Train 1 and Train

What are the main sources of fresh water used by humans

Eric leans a ladder against the roof of his house so that the ladder forms a 70 angle with the ground. The roof of the house is 13 feet above the ground. How fa

____ waves are often used in heat lamps fill in the blank

The five major areas of the study of Earth science are