Identify the above forelimb structures as to whatever they are homologous, analogous or vestigial structures. Why?

What does homeostasis means in biology?

Explain why phospholipid molecules form a bilayer. (3 marks)

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)