Can you please check these sentences for me, please? Number 4 contains a run-on sentence I need to simplify. Thank you very much.

1) Victor created the monster with body parts selected from corpses chosen for their beauty. (??)
2) Victor created the monster by selected parts of corpses chosen for their beauty.
3) Other characteristics of the gothic novel present in "Frankenstein" are the presence of mystery and that of fear.
4)The most important characteristic of the monster is the contrast between some beautiful parts of his body, like his pearly white teeth and shiny black hair and some traits typical of a beast, like is dull eyes and yellow skin, which shows the veins and arteries pulsing under itself.
5) This description enforces the sensation of fear and illness (?) which the creature produces in who (??) is watching him.

1) Victor created the monster with body parts selected from beautiful corpses.

2) Victor created the monster by selecting parts of beautiful corpses.

3) Other characteristics of the gothic novel present in Frankenstein are the presence of mystery and fear.

4)The most important characteristic of the monster is the contrast between some beautiful parts of his body; for example, his pearly white teeth and shiny black hair contrasting with his dull eyes and yellow skin, which shows the veins and arteries pulsing.

5) This description emphasizes the sensations of fear and sickness which the creature produces in whoever watches him.

Read and compare carefully.