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Protists

Protists are unicellular or multicellular microorganisms. The majority of protists are responsible for many diseases in humans.

1,262 Questions

Does a paramecium have any special characteritics or body parts?

I'm pretty sure that paramecium have cilia which are used for locomotion. They have organelles too. which are macronucleus, micronucleus, oral groove, cell mouth, contractile vacuole, food vacuole, cytoplasm, pellicle, anal pore, gullet, food passageway, and mature food vacuoles. it is a eukaryotic cell, meanib=ng has a nucleus. it is also a animal-like protist. enjoy the answers!!!!!!♥♥♥♥♥♥♥

Is a diatom unicellular or multicellular?

Daphnia is a multicellular crustacean, commonly known as a water flea. Water fleas are not really fleas at all, though they are called fleas.

Do workmans comp rules apply to someone who is a caretaker living rent free with no salary?

No - not unless you are registered with it and pay into it. To go by the letter of your question, which may not be your intent, yes, the RULES apply, and the rules basically state that someone who employs you is responsible for your safety on the job. It doesn't matter that you are compensated by free rent. BUT, there may not be insurance coverage, and you may have to sue your employer. In this case, unless you were seriously hurt, you may fare better if you work out an acceptable arrangement with your employer.

How do amoebas move?

Amoebas use pseudopods (false feet in Latin) to move around. They strech out one part of themsleves then pull the rest of it toward the part. The streched part looks like a limb, resulting in "false feet."
Locomotion in amoeba is due to the formantion of pseudopodia formation. PSEUDOPODIA: it is the out growth of amoebic cell plasma forming a buldge known as "ZONE OF GELATION". Several theory have been given for the formation of pseudopodia in which sol-gel theory is most acceptable.
amoeba move my changing their body shape they form pseudopod

the defenation of pseudopod is a false or temporary foot
Amoeba moves with the help of pseudopodia(false feet). It uses cytoplasmic streaming
Amoebas move with false feet. They stretch one part of their body and pull the rest of it with them. Sort of like a stretch and pull.

-Alicia

What do amoeba do?

An amoeba is a shapeless blob of ''jelly'' that engulfs random objects on its way to know where in particular. Amoeba move by using their pseudopodium which is a "false leg." Amoeba can be harmful or helpful to man-kind and other living things. Amoebas are composed of just one cell. They are protozoans with no fixed shape. Most have no hard parts and look like blobs of jelly. However, some amoebas do build shells. Amoebas move by making part of its body move in the direction it wants to travel. Then slowly the rest of the cell follows. In order to eat an Amoeba flows around other microorganisms and then engulfs them. To reproduce the Amoeba splits itself into two cells.

How do diatoms get their food?

they feed on stuff

Diatoms are almost all photosynthetic. Most of the biological energy production (and oxygen production!) on earth is due to photosynthesis, and a little under half of it occurs in the ocean. Diatoms are responsible for a large proportion of the total energy production of the oceans, possibly as much as a half...

They don't eat but make there own nutrients

Why are butterflys hanging around you?

Butterflies are attracted to bright colors, sweet scents, and movements that they perceive as flower-like. If you're wearing colorful clothes, using scented products, or making sudden movements that catch their attention, butterflies may be drawn towards you. They also might just be passing through your area as part of their natural migratory patterns.

What are the two major groups of minerals?

The two major groups of minerals are silicate minerals and non-silicate minerals. Silicate minerals contain silicon and oxygen, while non-silicate minerals do not contain these elements. Silicate minerals make up the vast majority of Earth's crust.

How are protists different from monerans?

The main difference between protists and monerans is that monerans are prokaryotes while protists are eukaryotes. There are a vast number of other differences, but that is the main one. Study the deffinitions of prokaryotic and eukaryotic cells to further your understanding.

Note: easier to understand; classification system.

What is color of Paramecium?

Paramecium is typically colorless or translucent because it lacks pigmentation. Its color can appear slightly gray or greenish due to the food vacuoles containing algae or other microorganisms that it consumes.

Is Golgi appartus present in paramecium?

A paramecium is a single-celled organism, with its own set of organelles. It lacks most of the organelles most cells in humans and other multicellular creatures, including the golgi body.

How do protists move?

Ways that protists move:

  • flagella
  • cilium
  • pseudopod

Some protists don't move at all.

It uses its flagella. Some like the ameoba don't have a flagella but can move around with their body

How do diatoms shape help them survive?

Desiccated crystals or fibrils stick to surfaces when they are hydrated and when they contract they move the diatom along Centric diatoms ( marine) have radial symmetry in valve view and lack rapines and pseudoraphes . The outline of centric diatoms is usually circular, oval, or elliptical.

Octet rule for diatomic elements?

In diatomic elements, such as hydrogen (H2) or oxygen (O2), each atom follows the octet rule by sharing electrons to achieve a stable electron configuration. This results in a full outer shell of electrons with a total of 8 electrons, satisfying the octet rule. The sharing of electrons allows the diatomic molecule to be stable.

What is the methods of locomotion of Closterium?

1Closterium move in a somersaulting motion by secreting mucilage(2Mucilage is a thick gluey substance produced by most plants and some microorganisms) from alternating ends of the cell. 2http://en.wikipedia.org/wiki/Mucilage 1http://silicasecchidisk.conncoll.edu/LucidKeys/Carolina_Key/html/Closterium_Main.html

What do protist eat?

Protists can have a diverse range of feeding strategies, including photosynthesis (autotrophic), consuming organic material (heterotrophic), or a combination of both (mixotrophic). Some protists can engulf food particles through phagocytosis, while others can absorb nutrients from their surroundings.

Why do i see accidents and Dead bodies?

It could be due to experiencing trauma, stress, or anxiety, which can lead to intrusive thoughts. It's important to take care of your mental health and seek support from a therapist or counselor to address these distressing experiences. Practicing mindfulness and relaxation techniques may also help manage these thoughts.

What do protista eat?

Protists have diverse feeding habits. Some protists are autotrophic, meaning they can produce their own food through photosynthesis. Others are heterotrophic, meaning they obtain nutrients by consuming other organisms or organic matter. Some protists are mixotrophic, combining both autotrophic and heterotrophic feeding strategies.

What kingdom does a paramecium belong in?

Paramecium belongs to the protista kingdom, due to the fact that it is a protist...

Where does a diatom live?

Diatoms are a type of algae that can be found in various aquatic environments, including oceans, lakes, rivers, and even in damp soil. They are typically found in environments with high levels of nutrients and sunlight, as they rely on photosynthesis for energy.

What are some characteristics of elements?

The five elements have been selected and numbered by the Chinese. The characteristics why they have been chosen for example it's because they are the basic things in nature. Every element has it's own characteristics. As to texture, molecular hardness, weight, and physical characteristics.

How do amoebas grow?

Amoeba is a protozoan animal that is unicellular microscopic and found in fresh and marine water. It is also a endoparasite. In amoeba only asexual reproduction takes place and is of three types. 1 Binary fission: takes place in favourable conditions( when enough food and adequate temprature is avialable) just like mitosis completed in half an hour. During binarry fission amoeba stops feeding pseudopodia contract, but not dissapear. Contractile vacoule goes to one daughter cell and in second new c.v. is formed. Cytoplasm content of daugher amoeba just after division is near about equal to parent amoeba. 2 By sporulation: not found in amoeba proteus but found in other species of amoeb. Takes place in unfavourable conditions. The cell form 500-600 chromatin granules which undergo sporulation in favourable conditions and 250-300 spores are relased which become amoeba. 3 By encystment:takes place under unfavourable conditions, about 500-600 amoeba are formed. RESPIRATION: amoeba is aerobic. Respiration system is absent. Respiration takes place by diffusion through general body surface. NUTRITION: It is holozoic, ingest food by phagocytosis Digestion is intracellular, takes place in food vacoule. Digestive enzyme released from lysosome. Trypsin and amylase are also found. EXCERETION: amoeba is ammonotelic but dicarbonyl urea crystals are also found. Exceretion takes place through general body surface.

Is malaria harmful?

Yes, malaria is a serious and sometimes life-threatening disease caused by a parasite that is transmitted to humans through the bites of infected mosquitoes. It can lead to symptoms such as high fever, chills, and flu-like illness, and can be fatal if not treated promptly.

Do daphnia like light?

Daphnia are phototactic, meaning they are attracted to light. However, prolonged exposure to bright lights can stress them and disrupt their natural behaviors. It's important to provide them with a light-dark cycle that mimics their natural environment for optimal health and wellbeing.