Mixture should be the answer.
<span>In gymnosperms, the seed coat develops from the integument. in angiosperms, the seed coat develops from the </span>integuments.
Answer:
The light is shifted to the red end of the spectrum, as the wavelengths get longer.<em> </em>
The end product is proteins.
energy enters an ecosystem through photosynthesis. By feeding on plants and on one another, animals play an important role in the movement of the matter/energy though. they also influence the quantity of plant and biomass present. so the anwser is D, secondary consumers to tertiary consumers