How do you guys block out noise/anything? I put headphones in and listen to music to block the noise.

The maximum blood pressure in the upper arm of a healthy person is about 120 mmhg. if a vertical tube open to the atmosphere is connected to the vein in the arm of the person, determine how high the blood will rise in the tube. take the density of the blood to be 1040 kg/m3.

Fill in the blanks to complete the labels on this model of replicating dna! super

This is a negative reaction to food that doesn’t involve the immune system