Which of these conditions is least likely to cause a species to become extinct due to environmental changes? A. Specific food preferences
B. More competition for food
C. More genetic variation
D. Less genetic variation

Suggest why placing wheels under a heavy box reduces the neccessary force required to push it along at a constant speed.

What is usually (but not always) related to the metabolic processes of living organisms in its organic form?

Suppose you use three different scale to weigh a bag of oranges. one scale says the nag weighs 2.1 lb, and third says it weighs 2.1 lb. the actual weight of the bag of oranges is 2.153 lb. which of the following best decribes these results?