Assertion-ozone layer protects us from the infrared rays of the sun. Reason-infrared rays causes cancer.

i) A and R are true, r is correct explanation
ii)A is and R are trye, r is not correct explanation
ii) A is true, R is false
iv)A is false, R is true

Abiology teacher asks students to give examples of genetic variations that support the idea that changes in a population’s environment affect genetic variation. which is the least supportive example? a. changes in genetics in human populationsb. antibiotic resistance in bacteria populationsc. pesticide resistance in garden insectsd. changes in the color of the peppered moth population in england