How many people in the world in 1947?

What if you forgot to put the cap on directly after you peed on the pregnancy test? Did john hoyland use acrylic paint? How do you treat trigeminal neuralgia? Does bleach bath help with psoriasis? How do osteoclasts keep you alive? Melanocytes lie within which layer of the skin? What do you call the ring of muscles that opens to let feces out? You spraned your ankle almost a year ago and it swells up and still hurts all the time did you hurt your ankle worse than you thought? What are the changes in menstrual cycle for uterus lining? What cooperates to form placenta? Why did FDR say the only thing you have to fear is fear itself? How do you fight a flu? How did soldiers in World War 1 get dysentery? How can you control typhoid? What is a pedigree of Dwarfism? If you are startled by a sudden loud noise your nervous system is activated.? Does a urologist perform surgery on the kidneys or a kidney removal? What is a lupus antigen? What do genes contain instructions for? Are egg yolks acidic or basic?