Tissues are ensembles of similar or compatible types of animal or plant cells that together carry out a specific function. In the human body there are four categories of tissues: epithelial ...

As the cut heals, the wound fills in with new tissue, called "granulation" or "granulating tissue." If stress or other factors cause the edges of a wound to separate before the new skin has time to ...

Get Instant Summarized Text (Gist) A 30,000-year-old vulture fossil from Central Italy demonstrates that volcanic deposits can preserve microscopic details of animal tissues, specifically feathers ...