During oogenesis in mammals, polar bodies are formed. Which statement best describes the function of polar bodies?
To provide nutrients to the developing oocyte.
To allow for the reduction of chromosome number while retaining most of the cytoplasm in the oocyte.
To initiate the process of fertilization.
To guide the sperm towards the oocyte.
Related Questions
Which of the following statements are correct?
I. A multicellular organism is composed of mainly three types of cells
II. Undifferentiated cells are stem cells and are unspecialised cells, which usually possesses the power of division
III. Differentiated cells are post-mitotic cells and are specialised to perform specific functions
IV. Dedifferentiated cells are differentiated cells which revert to undifferentiated state to take over the function of division
I, II and III
II, III and IV
I and IV
All of the above
Which of the following statements are correct?
I. A multicellular organism is composed of mainly three types of cells
II. Undifferentiated cells are stem cells and are unspecialised cells, which usually possesses the power of division
III. Differentiated cells are post-mitotic cells and are specialised to perform specific functions
IV. Dedifferentiated cells are differentiated cells which revert to undifferentiated state to take over the function of division
I and II
II and III
I, II and III
II, III and IV
Intussusception is
Removal of old material from cell wall
Deposition of new material into cell wall during differentiation
Deposition of new material into cell wall during cell division
Another name of cell division
Differentiation in plants is open because
Cells/tissue arising out of meristem regain the capacity of division under certain conditions
Cells/tissue arising out of different meristem have different structures at maturity
Cells/tissue arising out of different meristem have same structures at maturity
All of the above
