Have a uniform structure or composition, i think maybe
As the amount of sunlight we see reflected increases, it is called WAXING.
The nucleus is an organelle found in eukaryotic cells. Inside its fully enclosed nuclear membrane, it contains the majority of the cell's genetic material. This material is organized as DNA molecules, along with a variety of proteins, to form chromosomes.
Oxygen is needed for the heart to oxygenate blood.
