1)while the lophophorata (this groups includes worms and mollusks) are a well-recognized group, phylogenetic (family tree) studies do not yet agree on the identity of their closest relatives.
true
false
2)the marine flatworms (polycladids) are the smallest of the free-living flatworms, sometimes reaching lengths of 15 centimeters.
true
false
3)bilateria is a classification within animalia, and are characterized by animals which are bilaterally symmetrical (with a left and a right side to their bodies).
true
false

The right answer for the question that is being asked and shown above is that: "TRUE; TRUE; TRUE" (1) While the Lophophorata (this groups includes worms and mollusks) are a well-recognized group, phylogenetic (family tree) studies do not yet agree on the identity of their closest relatives. (2)The marine flatworms (polycladids) are the smallest of the free-living flatworms, sometimes reaching lengths of 15 centimeters. (3)Bilateria is a classification within Animalia, and are characterized by animals which are bilaterally symmetrical (with a left and a right side to their bodies).

Gravitational force i believe