Positive feedback is most like

a. an air conditioner which turns on if the temperature gets too hot
b. adding wood to a burning fire to increase the heat
c. not eating anymore when you're full

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above

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

First dropdown options: a. runoff b. condensation c. evaporation second dropdown options: a. photosynthesis b. transpiration c. sweating third dropdown options: a. raindrops b. clouds c. animals