Diseases inherited in this fashion cannot be passed from father to son. For 10 points each:
[10m] Name this mode of inheritance. Diseases inherited in this manner, such as hemophilia, tend to skew heavily towards affected males who only need one affected gene.
ANSWER: X-linked recessive inheritance [do NOT accept or prompt on “recessive”]
[10e] Some conditions are only passed from the mother due to being inherited in the genome of this double-membraned organelle that contains the electron transport chain.
ANSWER: mitochondria [or mitochondrion]
[10h] Mitochondrial diseases may have variable degrees of severity due to this situation in which multiple mitochondrial genomes are present in a cell, allowing the presence of normal and mutated mitochondria.
ANSWER: heteroplasmy
<AW, Biology>