Regarding the "diffusion of across a selectively permeable membrane" simulation, did starch diffuse out of the bag and into the beaker solution?

Which is not a characteristic of the animal kingdom? a. they include both vertebrates and invertebrates b. their skin is covered with hair or fur c. they are heterotrophs d. they are eukaryotic

Which medullary index indicates a human hair? a. 0.653 b. 0.733 c. 0.516 d. 0.256

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?