Plant morphology includes the study of plant organs. Plant organs can be categorized as vegetative or reproductive. Plant organs that are edible include the roots, stems, and leaves. There are various reproductive organs. They are symbolized by the flower, seed, and fruit in flowering plants (an...
Organs Organ systems Cells Cells are the smallest unit of life. This means that every organism is composed of cells. Each cell contains hereditary material that is replicated through cell division processes. Thus, a cell is the smallest unit that can reproduce. Unicellular organisms are single cel...
and are usually the first photosynthetic organs of the plant. The portion of the embryo above the cotyledons is the epicotyl, and the portion below is the hypocotyl. The epicotyl is anapical meristemthat produces the shoot of the growing plant and the first true leaves after ...
Phyllotaxis is a specific arrangement of plant organs (such as leaves or petals). The Fibonacci sequence frequently appears in these arrangements, such as having numbers from the Fibonacci sequence as common petal numbers on flowers. What is Phyllotaxis?
The thallus of the plant is the gametophytic structure of the plant that develops specialized organs to house the sporophytic phase. Liverworts are similar to hornworts and can be distinguished from hornworts based on the differences in the structure of the thallus and the sporophyte. ...
The majority of plants are actually hermaphrodites, where a single plant will contain aflowerthat is male and consists of the male reproductive organs and a flower that is female and contains the female reproductive organs. In some special species, there is what is termedmixed-breeding. These ...
When male pronucleus and female pronucleus contact, their membrane fuse, and their chromosomes fuse resulting in a diploid cell, called a zygote. This is the first cell of the organism being developed. 2. Formation of Plant Zygote During the pollination process, pollen grains are deposited over...
These are crop plants from which edible flowers (flowers or entire inflorescences) and seeds are commonly used in the preparation of vegetable dishes. These plant organs, as well as fruits, are reproductive parts rather than vegetative (the root, stem, and leaves). ...
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Petrifaction may also involve a simultaneous exchange of the original substance of a dead plant or animal with mineral matter of a different composition. This process is termed " replacement" because solutions have dissolved the original material and replaced it with an equal volume of the new subs...