When did self-fertilization occur during Mendel's experiments?

Self-pollination happens before the flowers open, so progeny are produced from a ... Mendel did thousands of cross-breeding experiments.

Explanation:

answer; i believe the correct answer is (sporophyte);

the relative standard reduction potential of the half-cell in which reduction occurs; more positive than the other half-cell. reduction is a chemical process in which electrons are added to an atom or an ion; it always occurs accompanied by oxidation of the reducing agent.