what is the function of the atmosphere’s ozone layer?

it shields earth from harmful solar radiation.

it protects earth from the sun’s heat.

it removes pollution from the atmosphere.

it provides the oxygen needed for human life.

Ozone Layer Protection . Ozone layer (stratospheric ozone) is a high concentration of ozone molecules about 30 to 50 km altitude. The main function of the ozone layer is to absorb the Sun’s ultraviolet radiation

a researcher conducts an experiment on the secretion of a particular hormone in mice. scientists inject mice with a substance that stimulates the production of the hormone. the scientists then test the levels of hormones produced by the mice. the tool used to measure the hormones consistently detects the levels at 10 points lower than the actual hormone levels in the mice. this tool makes measurements, but the measurements aren't .

explanation:

no u

the tricuspid valve is present between right atrium and right ventricle