0
Binary fission
Wiki User
∙ 14y ago
Add your answer:
Earn +20 pts
What is the advantage of conjugation of a paramecium?
Conjugation is sexual reproduction through sharing of DNA. It is advantageous to a paramecium because it produces more genetic diversity, so in bad times, sexual reproduction might produce a stronger offspring that can withstand the bad conditions.
Sexual reproduction in paramecium?
Paramecium are capable of both sexual and asexual reproduction.Description and SignificanceParamecium are members of the phylum Ciliophora. They share many common characteristics with the rest of their phylum, but are also unique. For example, their shape is quite different from that of many other Ciliophora. They are also famous for their predator-prey relationship with Didinium. Parameciumare known for their avoidance behavior. If an encounters a negative stimiulus, it is capable of rotating up to 360 degrees to find an escape route. Genome StructureMacronuclear DNA in Paramecium has a very high gene density. The macronucleus can contain up to 800 copies of each gene. Research on the genome structure of Paramecium is still largely incomplete. However, the genomes of some species are beginning to be sequenced. For example, the complete mitochondrion genome for Paramecium aurelia has been established. The complete macronuclear genome of Paramecium tetraurelia has also been sequenced.Cell Structure and MetabolismParamecium are ciliated unicellular organisms. The cilia cover the entire body. Like other ciliates, they are multinucleated. Paramecium may eject trichocyts when they detect food, in order to better capture their prey. These trichocyts are filled with protiens. Trichocysts can also be used as a method of self-defense.Paramecium are heterotrophs. Their common form of prey is bacteria. A single organism has the ability to eat 5,000 bacteria a day. They are also known to feed on yeasts, algae, and small protozoa. Paramecium capture their prey through phagocytosis.Paramecium are capable of both sexual and asexual reproduction. Asexual reproduction is the most common, and this is accomplished by the organism dividing transversely. The macronucleus elongates and splits. Under ideal conditions, Paramecium can reproduce asexually two or three tiems a day. Normally, Paramecium only reproduce sexually under stressful conditions. This occurs via gamete agglutination and fusion. Two Paramecium join together and their respective micronuclei undergo meiosis. Three of the resulting nuceli disintegrate, the fourth undergoes mitosis. Daughter nuclei fuse and the cells separate. The old macronucleus disintegrates and a new one is formed. This process is usually followed by asexual reproduction.EcologyParamecium live in aquatic environments, usually in stagnant, warm water. The species Paramecium bursaria forms symbiotic relationships with green algae. The algae live in its cytoplasm. Algal photosynthesis provides a food source for Paramecium. Some species form relationships with bacteria. For example, Paramecium caudatum hosts Holospora obtusa in its macronucleus. This bacteria is specific to the macronucleus of Paramecium caudatum; they cannot grow outside of this organism. This species acquires heat-shock resistance when infected with Holospora obtusa, which contributes to ciliary motion. Paramecium are also well known as prey for Didinium.Paramecia play a role in the carbon cycle because the bacteria they eat are often found on decaying plants. Paramecium will eat the decaying plant matter in addition to the bacteria, further aiding decomposition.Paramecia can be used as model organisms in research. Currently, they are being used a great deal in genetics research. For example, recent research involves inactivating Paramecium genes for studying functional analysis by homology-dependent gene silencing. They can also be used to study membrane excitability and the duplication of basal bodies.http://microbewiki.kenyon.edu/index.php/Paramecium
Is paramecium unicellular?
Yes it is.
Paramecium is a representative of the?
Ciliates
Is a paramecium a vertebrate?
Paramecium is a unicellular organism belonging to the kingdom Protista. So it is not classified as vertebrates or invertebrates as it is not an animal.
Are paramecium sexual reproduction?
The micronucleus controls reproduction in the Paramecium.
What if the form reproduction of paramecium?
asexual
Why is paramecium considered as asexual reproduction?
When the condition are not favourable, Paramecium reproduce asexually. Asexual reproduction is reproduction of a certain species without involving both sex(male and female).
Why paramecium never gets old.?
This is because it keeps on dividing into new paramecium by reproduction
Does reproduction by spores takes place in the paramecium?
yes
What is the scientific name for Paramecium pentaurelia?
The scientific name for Paramecium pentaurelia is Paramecium caudatum.
Are paramecium asexual reproduction?
Most of the time yes, though it can also reproduce sexually
How does a Paramecium make babies?
By both asexual and sexual reproduction. Asexual reproduction is accomplished by simple binary fission, where the cell just splits in two after replication of genes and organelle duplication. Sexual reproduction requires two paramecium to align themselves side by side where micro nuclei are exchanged. ( paramecium have two nuclei )
What is the sexual reproduction in the paramecium called?
levon cooper Conjugation Maybe
What is the macronucleus and micronucleus in paramecium?
The macronucleus is larger and controls all functions except reproduction. The micronucleus is smaller and controls reproduction. Some paramecium have more than one micronucleus, but all have at least one.
Which protozoan reproduces by binary fission and conjugation?
The protozoan Paramecium reproduces by binary fission, which is a form of asexual reproduction where the cell divides into two daughter cells. Additionally, Paramecium also reproduces by conjugation, which is a form of sexual reproduction where two cells exchange genetic material.
What is the advantage of conjugation of a paramecium?
Conjugation is sexual reproduction through sharing of DNA. It is advantageous to a paramecium because it produces more genetic diversity, so in bad times, sexual reproduction might produce a stronger offspring that can withstand the bad conditions.
