Menu Close

Does the ovum contain cytoplasm?

Does the ovum contain cytoplasm?

Like a sperm cell, the egg contains a nucleus with half the number of chromosomes as other body cells. Unlike a sperm cell, the egg contains a lot of cytoplasm, the contents of the cell, which is why it is so big. The egg also does not have a tail.

Why does the egg cell have lots of cytoplasm?

To provide nourishment to the fertilized egg, as it needs nutrients for the further development.

Why do female gametes have more cytoplasm?

The large cell develops into the mature gamete, called an ovum (Figure below). The unequal distribution of the cytoplasm during oogenesis is necessary as the zygote that results from fertilization receives all of its cytoplasm from the egg. So the egg needs to have as much cytoplasm as possible.

What is cytoplasm in ovum?

The egg cytoplasm contains nutritional reserves in the form of yolk, which is rich in lipids, proteins, and polysaccharides and is usually contained within discrete structures called yolk granules. In some species, each yolk granule is membrane-enclosed, whereas in others it is not.

What happens to the egg if fertilization occurs?

If the egg is fertilized by a sperm as it travels down the fallopian tube, then pregnancy occurs. The fertilized egg attaches to the lining of the uterus. The placenta then develops. The placenta transfers nutrition and oxygen to the fetus from mother.

What is the role of the egg cell in human reproduction?

The main function of eggs is to pass on genetic material to the next generation through reproduction.

What is cytoplasm Byjus?

Cytoplasm can be defined as the fluid present in the cell that is enclosed within the cell membrane and comprises of water and enzymes, salts, and various organelles. The part of the cell that contains organelles is called cytoplasm.

How is the ovum adapted to its function?

An egg cell has adapted to it’s function by the presence of cytoplasm, which increases its surface area to make it easier in the development of the embryo within it.

What is the function of the ovum in a cell?

The ovum consists of the nucleus, the cytoplasm and the cellular membrane (that surrounds the cell from outside), The nucleus contains one-half of the genetic materials (the chromosomes), and the cytoplasm stores the food and the nutrients. The function of the ovum

What is the function of the cytoplasm in the cell?

Cyclosis occurs when the cytoplasm churns and creates a flow for materials through the cytosol. It can distribute nutrients and genetic information to pass through it from one organelle to the next organelle.

What is the name of the cytoplasm of the egg?

The cytoplasm of the ovum is called the ‘ ooplasm ‘ (meaning ‘egg material’) or ‘ vitellus .’ As if two names were not enough, it is also known as the ‘ yolk ‘ of the egg.

How is the cytoplasm different from the nucleus?

The cytoplasm in the eukaryotic cells associates with the cell contents except for the nucleus. But in prokaryotic cells, as they do not possess a defined nuclear membrane, the cytoplasm possesses the genetic material of the cell. The cells, in comparison to the eukaryotes, are smaller and have an uncomplicated arrangement of the cytoplasm.