Which of the following enzymes works best at acidic pH ? 1.Amylase
2.Lipase
3.Trypsin
4.Protease​

State officials are considering constructing a road through a forested wilderness area. this action will likely affect the forest ecosystem in various ways. part a: predict how the construction of a road could negatively affect plants and animals in that ecosystem. (3 points) part b: describe one way that the construction of a road could have a positive impact of the forest ecosystem. (1 point)

The eruption of a nearby volcano causes a prairie ecosystem to receive a lot less sunlight. which of these is most likely effect on the ecosystem?

Can a trait be both polygenic and have multiple alleles? explain why or why not.