Answer:
What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?
What has four fingers and a thumb but is not alive?
Consuming food would be pretty tough without these chompers
Though I should be unique, you've made most of us the same. I would be stronger, if my characters were stranger.
I am partially baked. I am not completely lit. I am a portion of the moon. I am lesser than full wit. I am a divider of the hour. I am not a total lie. I am a sibling through one parent.
I'm the source of all emotion but I'm caged in a white prison.