Crossword puzzle clue "it may have a single palm"

It may have a single palm

Russian Orthodox substitutes for palm branches on Palm Sunday

Palm in one's palm?

"You may have the universe if I may have ___" (Verdi opera line)

They make you remember a single single

Actor who said "Some people have youth, some have beauty—I have menace"

Sounds you might make when I say "Would you rather watch your parents have sex or have your parents watch you have sex?"

It may be in the palm of one's hand