Inheritance of Plastids

In numerous green algae and land plants, plastid inheritance comes from only one parent. In species with oogamy, plastids are typically inherited from the maternal parent. If both parents contribute to plastid inheritance, the maternal plastids usually dominate. However, conifers have paternal plastid inheritance, despite the maternal influence being strong. Some species even shift from complete maternal inheritance to complete paternal inheritance.

Plastids – Definition, Classification, Structure, Functions

Plastids are cell organelles that are found in green plants and algae. Plastids are responsible for containing photosynthetic pigments, other coloring pigments, starch, proteins, fats, etc. substances. The credit for the discovery of plastid goes to Ernst Haeckel, however, the proper definition of plastid was given by Schimper.

Table of Content

  • What are Plastids?
  • Types of Plastid
    • Chloroplasts
    • Structure of Chloroplast
    • Chromoplasts
    • Leucoplasts
    • Gerontoplasts
  • Inheritance of Plastids
  • Functions of Plastids
  • FAQs on Plastid

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What are Plastids?

Plastids are a double membrane diverse group of physiologically, phylogenetically, and genetically related eukaryotic organelles that play important roles in plant metabolism through different processes like;...

Types of Plastid

Proplastids (undifferentiated plastids) may undergo differentiation into many forms, depending upon their specialized functions in the cell. Plastid may develop as  following variants:...

Inheritance of Plastids

In numerous green algae and land plants, plastid inheritance comes from only one parent. In species with oogamy, plastids are typically inherited from the maternal parent. If both parents contribute to plastid inheritance, the maternal plastids usually dominate. However, conifers have paternal plastid inheritance, despite the maternal influence being strong. Some species even shift from complete maternal inheritance to complete paternal inheritance....

Functions of Plastids

Plastids are responsible for many core functions of the plants, some of which are listed below;...

FAQs on Plastid

1. Lack of which plastids may affect the process of pollination?...