flowers are not modified leaf however we can say that in some of the cases petals of flower are modified leaves . In actual way shoot part of plant are modified into flower for plant sexual reproduction
Onion is a modified stem because it is a stem which grows underground
A onion is a modified stem
Stem
Modified leaf that protects a flower bud
Rafflesia
neither, it is a undeveloped flower.
Rasslesia
Yes they do , The tendrils are slender , coiling , with modified stem structures
lalalalal
Leaf tendrils are coiled structures that attaches a plant for support. A leaf tendril will generally have a bid in its axil or will be a modified leaflet of a compound leaf. Example: pea Stem tendril are a slender, coiled structure that is a modified part of a stem that provides support. A stem tendril is generally in the axil of a leaf or leaf scar. Also, if a tendril originates from an axillary bud, then it is a stem tendril. Example: Virginia Creeper, Grape.
The part of broccoli that we eat is an undeveloped flower.
Well since is almost the same as broccoli then yes it is a stem.