Humans have overpopulated earth. which is true about the effect this has on another population? a. the size of the polar bear population has increased. b. the size of the sea turtle population has stayed the same. c. the size of the bluefin tuna population has stayed the same. d. the size of the san joaquin kit fox population has decreased.

Landfills are waste disposal sites. they are often man-made depressions in the ground covered with a lining designed to prevent any leakage of waste materials. however, landfills can leak through the base resulting in negative impacts on the surrounding environments. what negative impact to the environment is caused by organic and inorganic constituents that are dissolved by rainfall in the landfills?

Control of the body is accomplished by which of the following body systems? nervous system and circulatory system endocrine and repertory system circulatory and respiratory systems nervous system and endocrine systems

Explain the significance of the increased cell specialization of the volvocine line