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The fern gametophyte is nutritionally known as a photosynthetic organism. It is typically a small, heart-shaped structure that produces its own food through photosynthesis, using light energy to convert carbon dioxide and water into glucose and oxygen. This ability allows the gametophyte to sustain itself until it can develop into a mature sporophyte.
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What is the dominant stage of the fern life cycle what is the relationship of the fern gametophyte and sporophyte?
in the life cycle of a fern, the dominant and recognizable stage is the diploid sporophyte. the the younger sporophyte grows from the gametophyte.
What is the name to the gametophype generation in fern?
Gametophyte generation of fern is called prothallus.
Where is location of antheridium on fern gametophyte?
Antheridia in fern gametophytes are typically found on the lower surface of the gametophyte, often near the base of the plant. They are responsible for producing sperm cells which will later fertilize the egg cells within the archegonia.
Where are the antheridia and archegonia found in ferns?
Antheridia, the male reproductive structures, are typically found on the underside of fern leaves. Archegonia, the female reproductive structures, are usually found near the tips of young fern leaves.
Does sorus have gametophyte or sporophyte?
Sorus is a structure found on the underside of fern leaves that contains the sporangia, which produce spores. The spores give rise to the gametophyte generation in ferns.
How are the fern sporophyte and gametophyte stage the same?
In reference to the sporophyte and gametophyte, are the stages of the plant's life cycle thus being the same.
In a fern's life cycle when does fertilization occur?
Fertilization in a fern's life cycle occurs when sperm from the male gametophyte fertilizes an egg in the female gametophyte, usually happening after the sperm swims to the egg in a film of water.
How does the sporophyte generation of a plant differ from a gametophyte generation?
In most plants, the sporophyte generation is dominant. In fern, for example, the fern itself is the sporophyte. This organism produces spores that fall to the substrate below and grow into a separate organism called a gametophyte. The gametophyte produces sperm and eggs in order to produce a new sporophyte which grows out of the gametophyte's body, destroying it. It is important to note that the gametophyte is haploid and the sporophyte is dploid.
Why must the plant which grows directly from the fern spore be wet?
The plant that grows directly from the fern spore, known as a gametophyte, must be wet because it requires water for fertilization. Ferns reproduce via a two-stage life cycle, and the sperm produced by the gametophyte needs to swim through water to reach the egg for successful fertilization. Additionally, moisture is essential for the gametophyte's growth and development, allowing it to absorb nutrients and carry out photosynthesis effectively.
In the fern life cycle a spore germinates to form an?
In the fern life cycle, a spore germinates to form a gametophyte. This gametophyte produces male and female gametes through mitosis, which then fuse to form a zygote. The zygote develops into a new sporophyte plant.
Is a snapdragon monoecious or dioecious?
The gametophyte of the fern is monoecious since both the male and female sexual parts (termed antheridia and archegonia) are both on the same plant. I don't think there are any extant dioecious ferns.
When a fern reproduces through spores what will the offspring look like?
When a fern reproduces through spores, the offspring will initially develop into a small, heart-shaped structure called a gametophyte. This gametophyte is typically green and photosynthetic, living independently for a time. Eventually, it produces reproductive organs that generate sperm and eggs, leading to the formation of a new fern sporophyte when fertilization occurs. The mature fern will resemble the parent plant, with fronds and a similar structure.
