PLEASE HELP. 23.How are lungs a benefit over simple diffusion for getting oxygen?

24.What is the relationship between the alveoli and capillaries?

25.Make an argument that the heart is the most important part of the circulatory system.

26.Make an argument that the blood is the most important part of the circulatory system.

Groups of organisms with low biotic potential, such as gray whales, that produce at most one offspring every other year a) are r-selected b) are k-selected c) are not subject to density-dependent limiting factors d) show the initial stages of the extinction process e) have escaped from the processes of natural selection and adaptation

What do science, technology, and disease have to do with each other?

How do symptoms created by inflammation the doctor