Under ideal conditions, a human can detect a candle flame 30 miles away on a clear night. true or false?

Describe how an electric generator works

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.

Adigestive system that is a series of tubes beginning at the mouth and ending at the anus is a digestive system.