What type of epithelial tissue lines the esophagus and forms the skin epidermis?

Which of the following is a common danger of commercial fishing?

The concept of keystone species is controversial among ecologists because most organisms are highly interdependent. if each of the trophic levels is dependant on all others how can we say one is most important

Drag each tile to the correct location. match each trait that an organism displays to a reproductive strategy.