NEED HELP URGENTLY Which of the two blood vessels carries higher levels of oxygen and which blood vessel carries higher levels of carbon dioxide?

(Pulmonary & Systemic)

Idon’t know the answer and i’ve been stuck on it for a while now skskskskks

Apopulation of rabbits live in a local forest. some had a mutation for a large body and long legs. the graph below shows the number of both the mutant and the normal rabbits over 5 generations. which of the following statements is true for this scenario? question 7 options: the rabbits with the mutation were more successful with restricted food than the normal rabbits. both sets of rabbits were equally successful with the restricted food source.i the normal rabbits were more successful with restricted food than the rabbits with the mutation. the graph does not let us know which rabbit was more successful.

What materials must dams have to produce electricity, and what must occur?