Which organ of the body controls our daily functions? A. Heart
B. Stomach
C. Lungs
D. Brain

The answer is.. D. Brain :)

Reasoning:

Your brain stores info, allows you to get knowledge, process and think, including some responses such as sight, touch, hearing, and scents, and even things such as breathing, digestion, and much more. Your brain helps your heart keep pumping blood, gives control to muscles, and includes your memory.  

it's     c       this is a cell (b) with a nucleus (c) containing dna (a). the dna is organized into chromosomes (d). a section of the chromosome that codes for a trait is called a gene (e).

explanation:

the universal gravitation equation. since the gravitational force is directly proportional to the mass of both interacting objects, more massive objects will attract each other with a greater gravitational force. if the mass of one of the objects is doubled, then the force of gravity between them is doubled.