Question: Which Is The Largest Cell Structure?

What is the smallest known cell?

Name the largest cell and smallest cell.The Cerebellum’s Granule Cell is the smallest cell in the human body that is between 4 micrometers to 4.5 micrometers long.The RBC ‘s size also found roughly 5 micrometers.Most scientists suggest that sperm is the smallest cell in terms of volume.More items….

Who discovered the cell?

Robert HookeInitially discovered by Robert Hooke in 1665, the cell has a rich and interesting history that has ultimately given way to many of today’s scientific advancements.

Which is biggest animal cell?

ostrich eggsLargest animal cell is ostrich eggs measuring about 170*135 mm in diameter.

Which is largest organ?

The skin is the body’s largest organ.

What is the name of the largest cell?

Biologists used the world’s largest single-celled organism, an aquatic alga called Caulerpa taxifolia, to study the nature of structure and form in plants. It is a single cell that can grow to a length of six to twelve inches. Daniel Chitwood, Ph.

What is the smallest cell structure?

Prokaryotic cells The DNA of a prokaryotic cell consists of a single circular chromosome that is in direct contact with the cytoplasm. The nuclear region in the cytoplasm is called the nucleoid. Most prokaryotes are the smallest of all organisms ranging from 0.5 to 2.0 μm in diameter.

What is the largest and smallest cell?

The smallest cell is Mycoplasma (PPLO-Pleuro pneumonia like organims). It is about 10 micrometer in size. The largest cells is an egg cell of ostrich. The longest cell is the nerve cell.

Which is the longest cell of human body?

Nerve cells- In the human body, the nerve cell is the longest cell. Nerve cells are also called neurons that are found in the nervous system. They can be up to 3 feet long.

Is an ostrich egg a cell?

An unfertilized ostrich or hen egg is a single cell. Yes therefore, an ostrich’s egg is the largest “cell”. … As the egg is generated and released from the ovary it gets fertilized (internal fertilization). Post fertilization the egg (zygote to be correct) nucleus divides to become multicellular.

Which is the largest cell organelle in cell?

nucleusNote: The largest cell organelle, in general, is considered to be the nucleus. Though in plant cells, the vacuole takes up about 80-90% of the volume, thus being the largest cell organelle in a plant cell.

Which is the smallest cell organelle in cell?

ribosomeThe smallest organelle is ribosome. The diameter of ribosome is about 20 nm. It is the site for the manufacture of proteins within the cell.

What is the longest nerve cell?

The longest axons in the human body are those of the sciatic nerve, which run from the base of the spinal cord to the big toe of each foot. The diameter of axons is also variable. Most individual axons are microscopic in diameter (typically about one micrometer (µm) across).

What is the second largest cell in the human body?

Largest one is NERVE CELL.Second largest is OVUM/EGG.Longest cell is NERVE CELL.Smallest one is Granule Cell of the Cerebellum (remember in context of volume sperm is)World’s smallest cell is PPLO( Mycoplasma)World’s largest cell is Ostrich eggs.