Which of the following statements about the ice ages is true? a. An ice age will never come again. b. The causes of ice ages are well known. c. During the ice ages, icy glaciers covered much of the continents. d. There were no living organisms during the ice ages.

Many people try to eliminate fat from their diets. which is one reason it is necessary for humans to eat fat? a. eating fat is the fastest way to get energy. b. fat eliminates triglycerides from the body. c. saturated fats clear out the blood vessels. d. fat nerves transmit signals. , this is for apex in summer school.

What is the answer for the complicated molecules that make up living things usually contain carbon. why is carbon so important in these molecules?

During the winter, this species of fox has white fur, but in the summer, it has brown fur. what environmental change may have lead to this fox's fur color? snow cover increase in sun's brightness volcanic eruption global warming