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frustule मीनिंग इन हिंदी
frustule उदाहरण वाक्य
उदाहरण वाक्य
अधिक: आगे- The zygote is then becomes an auxospore, which has no rigid frustule.
- A frustule is usually composed of two identically shaped but slightly differently sized thecae.
- Once each cell is completely separate they then have similar protection and the ability to continue frustule production.
- As the diatom divides, each daughter retains one theca of the original frustule and produces one new theca.
- Their distinguishing feature is a hard mineral shell or frustule composed of opal ( hydrated, polymerized silicic acid ).
- Some polyps can asexually produce a creeping " frustule " larval form, which then develops into another polyp.
- The frustule's structure is usually composed of two overlapping sections known as thecae ( or less formally as valves ).
- The frustule also contains many pores and slits that provide the diatom access to the external environment for processes such as waste removal and mucilage secretion.
- Diatom cells are contained within a unique silica cell wall known as a frustule made up of two valves called thecae, that typically overlap one another.
- This is used by each daughter cell as the larger frustule ( or epitheca ) into which a second, small frustule ( or hypotheca ) is constructed.