(1) In the case of donor gametes, the consent of the donor given under section 16(1) lapses—
(a) 10 years after it has been given; or
(b) if any lesser period has been specified in the consent by the donor, at the end of that period.
(2) In the case of a donor embryo, the consent of each donor given under section 16(1) lapses—
(a) 10 years after it has been given; or
(b) if any lesser period has been specified in the consent by the donor, at the end of that period.