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A five-month-old Caucasian female is brought into the clinic as the parent complain that she has been having ongoing foul-smelling , greasy diarrhea. She seems to be small for her age and a bit sickly but, her parent’s state that she has a huge appetite. Upon examination you find that […]

1. Why are pigments such as chlorophyll needed for photosynthesis? 2. How well would a plant grow under pure yellow light? Explain your answer. 3. What is the function of NADPH?  4. How is light energy converted into chemical energy during photosynthesis? 5. How would photosynthesis be affected if there […]

Two of the Learning Goals for this Course are: 1. Articulate the relevance of Earth Science to individuals and to society. 2. Evaluate Earth Science related topics presented in the media, on the basis of the evidence presented and your knowledge of physical processes. You will further examine the theme […]

Generally, aneuploidies are caused by the impaired assortment of chromosomes during meiosis. For example, they are caused when the homologous chromosomes of pair 21 do not separate and, therefore, gametes with two chromosomes 21 and gametes without chromosomes 21 are formed. If a gamete with two chromosomes 21 fertilizes a […]