25B) Focus on interactions: Organisms interact with each other and the physical environment. In a short essay (100 to 150 words), explain how the response of diatom populations to a drop in nutrient availability can affect both other organisms and aspects of the physical environment such as carbon dioxide concentrations.

Dean has been collecting data on the health risk related to eating too much fast food. which of these would not be a valid conclusion that dean could develop? a) the food in fast food restaurants tastes really good. b) people who eat fast food three times a week are more likely to be obese. c) the chemicals found in the "special sauce" can be linked to acid indigestion. d) eating at fast food restaurants twice a week may lead to increased chance of heart attack.

Where can you find prokaryotic and eukaryotic cells?

Mike has a problem with his testosterone. he is unable to produce enough. which will most likely be affected by his inability to produce testosterone? check all that apply.