Please capitalize where necessary: leleti becomes friends with her teacher mary (played by whoopi goldberg) who encourages her to rise up in protest.
A: Leleti becomes friends with her teacher Mary (played by Whoopi Goldberg) who encourages her to rise up in protest.

Please capitalize where necessary: she is sometimes portrayed as the "world's first computer programmer".
A: She is sometimes portrayed as the "world's first computer programmer".

Please capitalize where necessary: wolves are mainly hunted for sport, for their skins, to protect livestock, and in some rare cases to protect humans. wolves have been actively hunted since 12,000 to 13,000 years ago, when they first began to pose threats to livestock vital for the survival of neolithic human communities.
A: Wolves are mainly hunted for sport, for their skins, to protect livestock, and in some rare cases to protect humans. Wolves have been actively hunted since 12,000 to 13,000 years ago, when they first began to pose threats to livestock vital for the survival of Neolithic human communities.

Please capitalize where necessary: if you study a preparation of elodea find that chlorophyll does not float freely in the plant but are concentrated in the cells' interior, in small lumps (called chloroplasts).
A:
If you study a preparation of Elodea find that chlorophyll does not float freely in the plant but are concentrated in the cells' interior, in small lumps (called chloroplasts).