Is it true that all cells are surrounded by a cell wall

How does a lytic infection differ from a lysogenic infection?

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)

Idon’t know the answer and i’ve been stuck on it for a while now skskskskks