Which sequence of events best supports the theory of the origin of life on Earth? O RNA formation-DNA formation Development of simple bacteria
O Development of simple bacteria—DNA formation-RNA formation
DNA formation—RNA formation-Development of simple bacteria
O Development of simple bacteria–RNA formation DNA formation

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.