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Three layers develop in an embryo .
Embryonic Connective tissue: mesenchyme
Embryonic, due to the Embryo Embryonic, due to the Embryo
Hyaline cartilage is the forerunner of long bones in the embryo.
Hyaline cartilage is the forerunner of long bones in the embryo.
Cotyledon
A seed contain embryo and nutritive tissue
ectoderm, more specifically for nervous tissue is neuroectoderm
Supporting Connective Tissue
In biology, or more specifically botany, a seed refers to any tissue that can regenerate an entire organism on it's own. It is distinct from the embryo in that it also provides supporting cells, that nourish the embryo. In practical biology, seed refers to a starter for growth, such as cells for a cell culture, or bacterial input for a fermentation process.
the endosperm