A farmer wants to improve the quality of meat from her pigs to improve her earnings. She breeds together one pig from a line of compact individuals with very moist and tasty meat to another pig from a line of larger individuals with relatively tough and stringy meat. Most of the offspring are even larger than the large parent, with even more tender meat. What genetic effect is in action here

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)