How many structures in the list given below are diploid?
Spermatid, secondary oocyte, primary spermatocyte, ovum, sperm, oogonia, spermatogonia, polar body

Three

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Six

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Four

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Two

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Solution

The correct option is A Three
Haploid cells are those cells which have a single set of chromosomes (n). Haploid cell- Spermatid, secondary oocyte, ovum, sperm, polar body.

Diploid cells are those which have double sets if chromosomes (2n). Diploid cell- Primary spermatocyte, oogonia, spermatogonia.

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Similar questions

Q. How many of the following are haploid?

Primary oocyte, primary spermatocyte, secondary oocyte, spermatids, ova, secondary spermatocyte.

study the given flow chart carefully and answer the questions given below.

Oogonia------ Mitosis----- Primary Oocyte------ Meiosis I --------- Secondary Oocyte + Polar body --------Meiosis II------------- Ovum + II Polar body.

Q. Arrange in correct sequence the structures formed during spermatogenesis.
(a) Spermatogonia
(b) Secondary spermatocyte
(c) Spermatogonial stem cells
(d) Primary spermatocyte
(e) Spermatid

How many sperms and ova will be formed by a primary spermatocyte and a primary oocyte?

Q. Read the following statements (a to e) and choose the option with only correct statements.

(a) Primary spermatocytes undergo spermiogenesis to form secondary spermatocytes.

(b) Secondary spermatocytes periodically undergo meiosis to form sperms and seminal plasma.

(c) First meiotic division is completed prior to ovulation.

(d) Primary oocyte is formed after puberty and completes its meiosis to form secondary oocyte.

(e) Oogonia undergo mitosis and differentiation to form primary oocyte.

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How many structures in the list given below are diploid? Spermatid, secondary oocyte, primary spermatocyte, ovum, sperm, oogonia, spermatogonia, polar body

The correct option is A ThreeHaploid cells are those cells which have a single set of chromosomes (n). Haploid cell- Spermatid, secondary oocyte, ovum, sperm, polar body. Diploid cells are those which have double sets if chromosomes (2n). Diploid cell- Primary spermatocyte, oogonia, spermatogonia.

How many structures in the list given below are diploid?
Spermatid, secondary oocyte, primary spermatocyte, ovum, sperm, oogonia, spermatogonia, polar body