+Extends far beyond humans and other animals we may encounter
+Animal are multicellular, heterotrophic eukaryotes with tissues that develop from embryonic layers
+Several characteristics of animals
-Sufficiently define the group
+Animals are heterotrophs
-That ingest their food +Animals are multicellular eukaryotes
-Their cells lack cell walls
+Their bodies are held together
-By structural proteins such as collagen
+Nervous tissue and muscle tissue
-Are unique to animals
+Most animals reproduce sexually
-With the diploid stage usually dominating the life cycle
0 Response to "Animal Kingdom"
Post a Comment