This statement on Albugo is incorrect
Correct Answer :
Biflagellated male gametes
Solution :
The correct option is Biflagellated male gametes.
Albugo is a genus of obligate plant pathogens belonging to the class Oomycetes (oomycota), which are commonly known as water molds or white rusts. They exhibit a specific type of sexual reproduction called oogamy.
Here is a detailed breakdown of the reproductive features of Albugo:
1. Female Gametes: During sexual reproduction, the female gametangium (oogonium) produces a single, large, non-motile (non-flagellated) female gamete or egg (oosphere). Therefore, the statement "Non-flagellated female gametes" is correct.
2. Zoospores: During asexual reproduction, Albugo produces sporangia that germinate to release biflagellated zoospores. These zoospores have two flagella (one whiplash type and one tinsel type) for locomotion. Therefore, the statement "Biflagellated zoospores" is correct.
3. Male Gametes: The male gametangium (antheridium) produces male gametes (nuclei) that are completely non-motile and lack flagella. During fertilization, these non-flagellated male nuclei are transferred directly into the oogonium through a fertilization tube. They are never flagellated.
Consequently, the statement describing Albugo as having "Biflagellated male gametes" is false, making it the correct answer to the question.
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