Hornworts are the sister phylum to the select one: a. tracheophytes. b. mosses. c. club mosses. d. mosses, club mosses, ferns and allies, and seed plants. e. nontracheophytes.

Aresearcher is studying the science of attractiveness and asks volunteer test subjects to rank what trait they find most attractive in a person what type of variable is the dependent variable in this experiment

Which property is used to identify the origin of an igneous rock? color density hardness crystal size

Ectocarpene is a volatile, sperm cell-attracting material released by the eggs of the seaweed ectocarpus siliculosus. its constitution is all the double bonds are cis, and the absolute configuration of the chirality center is s. draw a stereochemically accurate representation of ectocarpene.