Learn to tell the differcnce between the false world and reality. When you see your self becoming to invested in a fictional charcter take a step back and remind yourself this person is fake . Good luck!
They are both ectothermic, but fish have gills, and reptiles have lungs.
<span>The correct answer is b. ocean and freshwater system conditions generally remain constant throughout the year. This is not true because they are very different. For examples, freshwater rivers can completely freeze during the winter while oceans can't freeze completely, not even a bit. Also, the animals inside have completely different body structures to fight these changes.</span>
Answer:Natural selection is a process that causes heritable traits that are helpful for survival and reproduction to become more common, and harmful traits to become more rare. This occurs because organisms with advantageous traits pass on more copies of these heritable traits to the next generation.
Explanation:
