I believe it is A
sorry if I'm wrong but I hope it helps!
please make my answer brainliest!!
Thanks!!
Answer:
If your just looking for a description here you go.
Explanation:
Most spiral galaxies contain a central bulge surrounded by a flat, rotating disk of stars. The bulge in the center is made up of older, dimmer stars, and is thought to contain a supermassive black hole. Approximately two-thirds of spiral galaxies also contain a bar structure through their center, as does the Milky Way.
Hope this helps.
The hydrogen bonding creates a dipole between the H and O atoms where the O "hogs" most of the protons
1. They are easy to raise.
2. Have many offspring during per mating.
3. It can fertilize itself.
4. It has varieties in genotype that is easy observable.
5. It has phenotype that is also easy observable.
2. Increases
but you might have to double check this
