The lifetime of NO is 5 - 10 minutes.

a. True
b. False

False.

Explanation:

Nitric oxide(NO) is a signalling molecule synthesised by NO synthase which is a a transmitter in the nervous system. Once it is produced, it diffuses out of the cell and act on nearby cells.

NO have a life time of few seconds and it is extremely unstable and highly reactive, it action is restricted.

The blood vessels uses it to signal the surrounding smooth muscle to relax.

question: which statement best describes the different properties of metals?

answer: they are shiny and bend without breaking.

since metals have certain characteristics properties, they include the following: they are ductile, malleable, shiny, hard, lustrous, flexible and they are good conductor of heat and electricity. so therefore, metals are not dull and they are not non-flexible as listed. instead, they are shiny and flexible.

hope this , have a good day. c;

what are the options

explanation: