Compare the number of mammal groups that existed 200 years ago to the number that exists today. What do you think could have caused this change?

What characteristic make legumes a good food source for food insecure populations

2polnis which of the following is an advantage of an in vitro experiment?me

50 points! which of the following is an inference? a burning candle is extinguished when it is covered with a jar. the candle burns longer than expected in a jar that has a plant in it. a plant lives longer than expected in a jar that has a burning candle. there is more oxygen in the jar because there is a plant in it.