Answer:
A.Radiation is the answer
I’ve annotated your question and colour coded the answer, (the dotted line represents current bird population) and blue line represents what the population will look love after natural selection
Release digestive enzymes and absorb digested organic material.
Really hope this helps
Asia. In certain regions the diagnosis is as high as 95% of the population.
Answer:
Diffusion is the movement of molecules from an area of high concentration of the molecules to an area with a lower concentration. For cell transport, diffusion is the movement of small molecules across the cell membrane. ... The kinetic energy of the molecules results in random motion, causing diffusion.