On which feature is science based?
detailed research with reliable sources
static information that does not change
emotional appeals
test that cannot be repeated

Construct at least two possible hypotheses for the student’s experiment.

What type of appendages do sponges cnidarians roundworms annelids mollusks arthropods echinoderms and vertebrate have? jointed, not jointed, absent  

Recombinant dna is the merging of dna from unrelated organisms to create new genetic varieties is assembled in the lab from mononucleotides was part of the green revolution of the 1960s is pollination of one plant by another of the same species is cross-pollination of one plant by a different species