Which group of animals evolved first? a. echinoderms b. chordates c. flatworms d. cnidarians

Natalie had random hand movements when she was two months old. when she was six months old, she used to grab a block with her whole hand. now at the age of ten months, she can grasp the same block with her thumb and forefinger. this sequence of growth in her hand and finger movements is according to the pattern.

What prevents odyssey from killing the sleeping cyclops

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