Which of the following is a density-dependent factor?

a.) volcanic eruptions

b.) habitat size

c.) food availability

d.) cold weather

the cladogram shown here shows similarities and differences among several classes of vertebrates. anatomically, the four have limb structure as their common ancestor. we might separate the mammals from the other three classes because they a) divergent; do not lay eggs b) identical; are warm-blooded c) varied; a four chambered heart d) homologous; have mammary glands

human-caused climate hope this

plato users:

d.  

there was a variety of food available on island x, but there were only large seeds and nuts on island y.