Why was bacteriophage an excellent choice for research to determine wether genes are made of DNA or proteins ? Plz help me

The more rapidly sedimentation occurs, the more likely it is that the remains will successfully form a fossil. as sedimentation continues, what happens to the amount of weight settling onto the organism? stays the same increases decreases cuts in half

Where is pericardial fulid located

What blood vessels carry blood to the heart? away from the heart?