Below is an instruction from Human. Write a response.
    ### Instruction:
    Is 1q21.1 microdeletion inherited ?
    ### Response:
    1q21.1 microdeletion is inherited in an autosomal dominant pattern, which means that missing genetic material from one of the two copies of chromosome 1 in each cell is sufficient to increase the risk of delayed development, intellectual disability, and other signs and symptoms.
    