To be useful, a scientific name has to refer to (1 point)all living species.
all living and extinct species.
all species in one habitat.
a single species.
2. several different classes make up a (1 point)kingdom.
phylum.
family.
genus.
3. which are the two highest-level taxa in the linnaean system? (1 point)kingdom and order
domain and phylum
phylum and kingdom
genus and kingdom
4. animals that are warm-blooded, have body hair, and produce milk for their young are grouped in the class (1 point)amphibia.
mammalia.
aves.