Which human activity pollutes lakes and rivers?

a fishing in lakes and rivers

b swimming in lakes and rivers

c discharging wastes into lakes and rivers

d using water for consumption from lakes and rivers

The organ that provides mechanical protection and nutritional support for the developing embryo is the select one: a. vagina. b. uterus. c. cervix. d. uterine tube.

Clear-cutting usually leads to fewer changes in the forest ecosystem than selective cutting. True or False

Which analysis below would be quantitative

Which federal legislation sets standards for maximum noise levels

A person is walking through a park a branch from a tree falls nearly hitting her her heartbeat speeds up which part of the nervous system was responsible for this? A. Parasomatic B. Sympathetic C. Somatic D. Parasympathetic

Straight hair (S) is dominant over curly hair (s.) Sally has the genotype Ss and has straight hair. What type of inheritance is being described? incomplete dominance codominance complete dominance sex-linked

Which would provide the body with the MOST energy? A.) Breaking the bonds in a disaccharide B.) Breaking a single carbon bond C.) Creating bonds to make a simple sugar D.) Carrying oxygen from the lungs to the cells

How does the metabolism of sucrose differ from the metabolism of glucose?

Which muscles would a baby gain voluntary control over last during development?

Sammi was born 3 days ago and has lost 3 percent of her body weight. should her parents be concerned?