Which of the following naturalists described a Theory of Inheritance of Acquired Characteristics, that you would gain or lose features if you needed them or didn't need them? In essence, his theory proposed that if you were to lose a limb, your child would be born without that same limb! *

Darwin
Lamarck
Wallace
Crick

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

if your own plato the answer is b. the fern transitioned from sporophyte generation to gametophyte generation.

affects the water bodies: excessive use of fertilizers causes eutrophication. the fertilizers which are used on plants affect the quality of land on which it is used, further causing erosion of soil. the fertilizers used on plants contain harmful chemical fumes which affect the environment.