Q1. Blueberry jam is high in sugar, a substance cells typically use for energy, and it contains enough other macromolecules to give the nutrients required to support cell growth. Yet jam can be left unrefrigerated for long periods without contamination by bacteria and mold. Which provides the best explanation for […]

1. What is the most important neurotransmitter? Describe a biologicalprocess associated with the neurotransmitter. Everyone needs aunique process. 2. What part in a sheep’sbody does mitosis? 3. How the slope of the beach and coastal topography affect tides? 4. Explain why bread will begin to taste sweet if you let […]

Part A: 1. List and explain the levels of organization in the human body. 2. The maintenance of body temperature and the birth of a baby are two body functions that are regulated by feedback loops. Explain the different feedback loops that regulate each process. 3. Briefly state the principal […]

1. What is biology?A) The study of lifeB) The study of the environmentC) The study of DNAD) The study of geneticsE) The study of the earth 2. Which of the following can be considered definitions of “theory”?A) A theory can be an explanation of scientific laws.B) A theory is an […]