Are plasmas considered to be a chemical reaction or physical change?

Which image shows labeled organelles that are present only in plant cells?

This is so important ugh its 25 points

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