Which level of organization is found in prokaryotes?

Which represents the cross between parent plants if one is heterozygous for yellow-colored pods and the other is homozygous for green-colored pods? yy  ´    ´    ´    ´  yy

The “ecological footprint” left by a citizen of a developed nation is about four times larger than that left by a citizen of a developing nation. why is this the case?

About how many years does it take for one cycle of surface water to become deep water and then surface water again in the oceans? 101001,000