Crossword Puzzle Heredity bit

Clue: Heredity bit

Bitter salad green (ARUGULA with 7 letters)
Bites with the cold (NIPS with 4 letters)
Bitingly cold (NIPPY with 5 letters)
Had a bite at home (ATEIN with 5 letters)
"I don't mean to sound bitter, cold or cruel, but I am ___": Bill Hicks (SOTHATSHOWITCOMESOUT with 20 letters)
Chops into bits (DICES with 5 letters)
Small drink or bite (NIP with 3 letters)
Itty-bitty parasite (MITE with 4 letters)
Pound bits (PENCE with 5 letters)
Vowel sound of "bite" (LONGI with 5 letters)