The outside layer of skin on the human body is called the?

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.

In which squares should the phrase "green pods" appear a) a and d b) b and e c)a, c, and d d)a, b,c, d and e

This diagram shows how seed plants are grouped. which is the missing label? bryophytes angiosperms pteridophytes monocots