The pine cone seed is the:
female gametophyte
male gametophyte
container for the fertilized egg
none of the above
i guessed the 3rd one, am i right?

Actinobacteria sp. are fermenting organisms (which do you use oxygen to breathe) referred to as chemoorganohetereotrophs this means they break down organic material and convert it to inorganic material. which part of the carbon cycle does this describe