Pollen Tube Growth and Embryo Sac Development

It’s better to have high diversity, NOT ______, to avoid the inability to adapt

Floral features and developmental timing promote ______

Self-incompatibility and morphological adaptations prevent ______

If unsterile, fertilization is ______

URF13 protein specific to CMS in maize encoded by the ______

Dichogamy prevents ______ in plants

S locus determines self/nonself recognition in ______

Two main categories: sporophytic and gametophytic ______

Male S-determinant is a cysteine-rich protein (SCR) located in the ______ coat

SRK (S-locus receptor kinase) is a serine/threonine receptor kinase located on ______ cells