WILL MARK BRAINLIEST IF ANSWERED FAST! 1. Describe how scientists use technology to determine if genes are 'turned on' or 'turned off'.
2. Explain how this technology has advanced the understanding of genetics.
3. How has this understanding affected the field of medicine?

Me with this i need to get the answer quickly.

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.

Aclient is prescribed digoxin (lanoxin). what are contraindications/precautions for the use of digoxin (lanoxin)?