<span>Wrong:
Everyone is welcome! We need some strong people to help with the set up come early.
Correct:
</span>Everyone is welcome! We need some strong people to help with the setup. Come early.
Biology does influence gender development. For example, some differences between typical boys and girls can be explained by the effect of genes on sex chromosomes, and by the levels of sex hormones and their effect on the brain during early development (e.g., prenatal exposure to high levels of male-typical hormones).
Henry Wadsworth is using a poetic technique called enjambment in this excerpt. Enjambment means that you continue your thoughts from one line into the following one, or from one stanza into the next one.