Which of these is a sign of a chemical pollutant in crop plants? a. reddish patches on leaves b. yellowing of leaves c. wilting of seedlings d. enlarged seedlings

What is the average speed of a car that traveled 300.0 miles in 5.5 hours

An ecologist studied the same species of deer during the summer and the winter. she noticed that during the summer, when there was plenty of food, the deer were energetic and playful. however, during winter when food was scarce, the deer moved more slowly and did not run unless they needed to escape a predator. which scientific fact is best supported by her observations?

About how much of the cell mass is watet