HORMONAL EXECUTIONER. “Semelparity is common in long-lived plants, occurring in representatives of at least 20 different families. In most cases, the proximate mechanisms of death are unknown, but there is evidence in some species for an internally generated “senescence signal”, which may be a hormone.” (Semelparity = single reproductive event before death).
linkedin post 2022-06-29 05:12:48
Nigel Fleming
September 21, 2022