predict the most likely cause of the f2 ratio obtained by the students in the second analysis between parental flies that are true breeding for gray bodies and long wings and flies that are true reading for Ebony bodies and curly wings provide reasoning to justify your prediction

Which would happen if more forests were cut down? a. the nitrogen cycle would be stopped b. nitrogen would be fixed by bacteria more quickly c. the amount of co2 in the atmosphere would increase d. fossil fuels would build up in the soil c the amount of co2 in the atmosphere would increase

Which of the following best describes the expensive tissue hypothesis? brains require more energy, so the gut had to be reduced, and larger brains and tool use led to higher quality diets. increasing body size means that homo neanderthalensis had to include more fat in its diet. brains require more energy, so the gut had to be reduced as brains got bigger. brains require more fat, so the gastrointestinal viscera (gut) had to expand, and hands were needed to acquire more food.

Describe the impact of deforestation of both abiotic and biotic factors within the tropical rainforest.