Hello,
If your new personal UWorld review deck is not a subdeck of your organized bio deck, you will not see these cards when you are reviewing the original bio deck.
Let me know if you need help with anything else! 
Hello,
If your new personal UWorld review deck is not a subdeck of your organized bio deck, you will not see these cards when you are reviewing the original bio deck.
Let me know if you need help with anything else!