Which is not true about the alternation of generations?
a. a sporophyte releases haploid spores.
b. gametophytes produce diploid gametes.
c. a haploid spore grows into a gametophyte.
d. the life cycle of a plant alternates between diploid and haploid phases.

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.

What's the waste product of electrons and pyruvate combining in fermentation?  

Why is earth's outer core hotter than earth’s oceanic crust? earth’s oceanic crust is denser than earth’s outer core is. earth’s oceanic crust has lava flowing from the mantle. earth’s outer core has a composition of solid iron and nickel. earth’s outer core is deeper within earth than oceanic crust is.