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Cloning (Halachic Status of Cloned Humans / Animals)

Modern halachic responsa on the status of cloned humans (maternal lineage, kohen lineage, mamzer concerns) and on animal cloning's interaction with kashrut (kilayim, hybrid-species). Addressed by R. Eliezer Waldenberg (Tzitz Eliezer), R. Moshe Tendler, and Modern Orthodox bioethics literature.

Key passages(2)

Igrot Moshe Even HaEzer 4:32modern_responsum

Igrot Moshe · Moshe Feinstein

Citation only · not on Sefaria
Very high

In Igrot Moshe Even HaEzer 4:32, R. Moshe Feinstein addresses surrogacy by establishing that the gestational mother is halachically the mother, grounding maternity in childbirth rather than genetic co

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Tzitz Eliezer 15:45modern_responsum

Tzitz Eliezer · Eliezer Waldenberg

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Very high

In Tzitz Eliezer 15:45, R. Eliezer Waldenberg permits IVF with donor gametes under specific conditions, establishing that the gestational mother is considered the halachic mother and that the child do

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