During meiosis some of the genes inherited from your mother get swapped onto the strand of dna you inherited from your father and vice versa. the event is called crossing over. what is the ultimate result of crossing over

The first amino acid of a new polypeptide chain is

To sciences do not agree on which type of grocery bag is better for the environment what is most likely to come out come out of the disagreement

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.