Which is not a type of variable in an experiment pl a. controlled b. independent c. causation d. dependent

Which mantle is under the crust the upper mantle or the lower mantle i think it's upper let me know if i'm right

The seed coat's most important function is to provide a) a nonstressful environment for the megasporangium. b) the means for dispersal. c) dormancy. d) a nutrient supply for the embryo. e) desiccation resistance.

Name the types of burns one can get and which structures of the integument are damaged