Amoeba reproduces through simple binary fission. Leishmania reproduces asexually through binary fission that occurs along a definite orientation related to the whip-like structure at one end of the cell.

Difference between binary fission in amoeba and leishmania:

Amoeba:
Amoeba is a unicellular organism belonging to the group of protozoans. It reproduces through a process called binary fission, which involves the division of a single parent cell into two daughter cells. Here are the details of binary fission in amoeba:

1. Cellular Structure: Amoeba has a flexible cell membrane and lacks a rigid cell wall. It has a single nucleus and various organelles within its cytoplasm.

2. Initiation: The process of binary fission starts when the amoeba reaches its maximum size and divides to form two equal-sized daughter cells.

3. Replication of Genetic Material: Before division, the genetic material (DNA) of the amoeba is replicated to ensure that each daughter cell receives a complete set of genetic information.

4. Division of Cytoplasm: The cell membrane of the amoeba undergoes constriction at the center, forming a furrow. The furrow gradually deepens, leading to the separation of the cytoplasm into two halves.

5. Nucleus Division: During the process, the nucleus of the amoeba also divides into two daughter nuclei.

6. Formation of Daughter Cells: Eventually, the furrow deepens completely, resulting in the formation of two separate daughter cells. Each daughter cell contains a nucleus, organelles, and a portion of the cytoplasm.

7. Independence: The newly formed daughter cells are independent and can carry out all the necessary functions of life, including growth, feeding, and reproduction.

Leishmania:
Leishmania is a genus of parasitic protozoan that causes the disease leishmaniasis. It also undergoes binary fission, but there are some notable differences from the process in amoeba:

1. Cellular Structure: Leishmania has a more complex cellular structure compared to amoeba. It possesses a rigid cell wall, flagella, and a kinetoplast (an organelle containing DNA).

2. Initiation: The binary fission in Leishmania occurs when the parasite is inside a host organism, such as a human or an animal.

3. Replication of Genetic Material: Similar to amoeba, before division, the genetic material of Leishmania is replicated to ensure the formation of two daughter cells with complete genetic information.

4. Division of Cytoplasm: The division of cytoplasm in Leishmania is asymmetrical. Instead of a furrow, a constriction occurs near the flagellum base, resulting in the formation of a smaller daughter cell (promastigote) and a larger daughter cell (opisthomastigote).

5. Nucleus Division: The nucleus of Leishmania also divides, with one nucleus moving into the smaller promastigote and the other remaining in the larger opisthomastigote.

6. Transformation: After division, the promastigote undergoes a transformation to become infective metacyclic promastigote, which can infect another host