It is not necessary that the eukaryotic cell contain vacuole. Newly form cells donot have vacuole. So the option with vacuole are all wrong and the right option is c. Because cell membrane, E. R, ribosomes and nucleus are always present in the living eukaryotic cell
The sequence that correctly describes the route that an egg takes through the female reproductive system would be option d. Ovary - Fallopian tube - Uterus. The mature egg is released by the ovary into the Fallopian Tube. Once it is fertilized, it is embedded in the wall of the uterus and this is where the unborn baby develops. If fertilization does not happen, the endometrium is broken down, which results in menstruation.
B. form images of internal organs
1. amino group
2. hydrogen
3. carboxyl group
4. R group