MCQ
Sertoli cells are found in:
- AKidney of rabbit
- BOvary of frog
- CTestes of rabbit
- DOvary of rabbit
Explanation:
Sertoli cell is one of the cells present in the seminiferous tubule of the testes.
It provides nourishment to the developing sperm and hence are called 'nurse' cells.
Sertoli cells are developed by the testes - determining factor protein.
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$R$ - Lactobacillus is a fungi.
$(I)$ Majority of flowering plants use a range of animals as pollinating agents.
$(II)$ Among the animals, insects particularly flies are the dominant biotic pollinating agents.
$(III)$ Majority of insect pollinating flowers are small and less colorful.
$(IV)$ The body of the animal gets a coating of pollen grains, which are generally sticky in animal pollinated flowers.