The fluid within the blastocyst is formed by the cells of _______ ?

Related MCQs

• What is true for the following statements ? Statement X : Marine fishes have chlorine secretory cells. while riverine fishes have chlorine cells. Statement Y : Compared to marine water, fluid present in fish is hypotonic while reverine water is hypertonic compared to fluid present in fish. X Y X Y
• Several statements are given here in reference to cone cells which of the following option indicates all correct statements for cone cells ? Statements (i) cone cells are less sensitive than Rod cells (ii) They are responsible for colour vision (iii) Erythrolobe is photopigment which is sensitive to red colour light (iv) They are absent in fovea of retina
• Which of the following option shows correctly matched pairs for colum I and colum II Column-I Column-II (P) The egg membrance becomes (i) Blastocyst slightly separated from proto plasam (Q) The division of zygote (ii) Fertilization membrance (R) 16 daughter cells (iii) Cleavage (S) Morula stage continues to (iv) Blastomeres divide and transforms into
• Four healthy people in their twenties got involved in injuries resulting in damage and death of a few cells of the following . Which of the cells are least likely to be replaced by new cells ?(C.B.S.E 2005)
• What time period is required to form blastocyst ?
• In which of the following aquatic ecosystems habitat fluid (liquid) is very concetrated compared to body fluid ?
• According to statements find the correct option : 1. Blood connects every cells, tissue and organs of body. 2. Blood is known as connective tissue proper. 3. Blood plasma constituted about 45 % of blood. 4. Blood is light yellow coloured and slightly viscous extra cellular fluid.
• Which of the following option is correct for the correct matched pairs for Column I and II and Column III Column - I Column II Column III (a) aqueous humor (i) Depression on retina (f) origin of opticnerve (b) Vitreous humor (ii) watery fluid (g) secreted by retina (c) Blind spot (iii) Absence of sensitive cells (h) presence of cone cell (d) Fovea (iv) thicfluid (i) secreted by Ciliary body
• Assertion (A) : Phase of cell division is also known as dividing phase. Reason (R) : In mitotic phase new cells are produced from pre-existing cells through meiosis division.
• What would be the number of chromosomes of the aleurone cells of a plant with 42 chromosomes in its root tip cells ?