Why does there tend to be more life in the upper portions of aquatic

ecosystems?

carbohydrates are complex polymers that are broken down by the body and utilized for energy. any carbs not immediately used, are stored in longs chains called glycogen.

The molecules responsible for membrane transport are

Think about the fact that some of the reactions that break down glucose occur in different parts of the cell than others. What possible explanations can you provide for this?

For which of these is DNA ultimately responsible? A. Brown hair B. An inherited disease C. Both A and B D. Neither A or B

Identify the viral structure described. have a capsid that has polyhedral and helical characteristics, and may have extra structures like protein tails. Bacteriophages are examples.

Which of the following lists fits the order of these three descriptions: Age of Mammals, Age of Dinosaurs, and longest geologic time period. Choose one: A. Mesozoic, Cenozoic, Paleozoic B. Cenozoic, Mesozoic, Precambrian C.

The hypothalamus gland is important in many feedback loops. Which of the following systems does the hypothalamus work in? Check all that apply. A. endocrine B. nervous C. integumentary D. circulatory

Which scientist is matched with his contribution to evolutionary theory? Jean-Baptiste Lamarck-population growth Charles Darwin-inheritance of acquired traits Thomas Malthus-relationship of all living things Erasmus Darwin-competition and sexual

What is the minimum mean body mass required for metamorphosis if a tadpole to occur

Identify the advantages and disadvantages of using coal for energy. Name at least TWO alternative sources of energy