When identifying minerals, scientists often look at the color of the mineral when it is in powdered form. what is this color called? a. the grain of the mineral b. the luster of the mineral c. the color of the mineral d. the streak of the mineral

Why do bacteria thrive even in hostile environments

Which blood cell spend most of their time in the lymphatic system?

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)