i need help QUICK the question is :Use the drop-down menus to order the steps involved in protein production.

Which statement is the best summary of the model? a-a series of aerobic and anaerobic reactions take place in cells b- the sun's energy moves through trophic levels in a food chain c-light energy is converted into stored chemical energy plants.d- food molecules are broken down in the cells if living things.

Read the following statements that describe how information flows in the nervous system. what is the correct order in which they occur? 1) response is carried to glands or muscles. 2) information is gathered. 3) information is processed and a response is formed.

What is the ratio of carbon hydrogen and oxygen in a carbohydrate?