After sponges, the next evolutionary step was the creation of: a) fish
b) reptiles
c) worms
d) arthropods

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Drag each label to the correct location on the image. g organisms adopt different strategies and structures to make sure their offspring it uses. herds young into center of group produces many offspring at once to protect against high predation risk protects offspring until environmental conditions are ideal for growth coo b 13 1994 7 odos si . an . i

Compare the composition of the moon's surface with the composition of the earth's surface.

Aheterozygous normal male marries a woman with a sickle cell anemia. give the genotypes and possible phenotypes of the offspring