Bone is composed of A. Living cells, protein fibers, and calcium salts

B. Living cells, dead cells, and protein salts

C. Synovial fluid, protein fibers, and calcium salts

D. Living cells, bone marrow, and calcium fibers

Apopulation of black bears depends on salmon from a stream for food. if a drought causes the stream to run dry one year, how will this likely impact the black bear population?

What molecule contains an organisms genetic material, passed down from parents to their offspring

Drag each characteristic or feature to the correct location on the diagram sort the features and characteristics by the groups they are found in. a.spinal cord b.metamorphosis c.scales d.lungs in adults e.ectothermic f.external fertilization g.gills in adults h.amniotic eggs 1.fish 2.fish and amphibians 3.amphibians 4.fish and reptiles 5.fish, reptiles and amphibians 6.amphibians and reptiles 7.reptiles