The effects of acid rain are most evident in a tundra biome because: A- the acid rain causes the snow to become darker, which increases snow melt

B-the acid rain burns the skin of local animal life, causing deaths in these populations

C-increased erosion of bedrock causes more mudslides that destroy habitats

D-the reduction in soil pH makes it difficult for native plant species to grow

Ascientist and her team counted 200 individual deer in an area of 10 square kilometers. what is the population density?

Label the following as inner or outer planets; a) has 67 moons made mostly of hydrogen and helium b) has rings c)no moons, high volcanic activity d) known as the red planet, has 2 moons e) very thin atmosphere, moons or rings

Red blood cells are responsible for transporting oxygen in the blood. people with sickle cell anemia were born with a defective gene that results in sickle-shaped red blood cells. individuals with the disease often suffer pain in their extremities due to the build-up of these cells causing blockages in the blood vessels. the shape of the blood cells also reduces the amount of oxygen transported in the blood.