Questions

How do prokaryotes do cellular respiration without mitochondria?

How do prokaryotes do cellular respiration without mitochondria?

In your cells, cellular respiration happens in a special organelle called the mitochondrion. But as mentioned, prokaryotic organisms don’t have organelles. Rather than taking place in the mitochondrion, cellular respiration happens either in the cytoplasm or across the plasma membrane of the cell.

Do Mesosomes help in respiration in prokaryotes?

Mesosomes are the invaginations of plasma membrane in bacteria. Thus, mesosomes help in cellular respiration.

Can cellular respiration occur without mitochondria?

Without mitochondria (singular, mitochondrion), higher animals would likely not exist because their cells would only be able to obtain energy from anaerobic respiration (in the absence of oxygen), a process much less efficient than aerobic respiration. …

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What is the role of Mesosome in prokaryotic cells?

The function of the mesosome in prokaryotes is both aerobic respiration and cell wall formation. -They aid in the distribution of DNA to the daughter cells. -They also help in the respiration process, secretion process, to increase the surface area of the plasma membrane and enzymatic content.

How do prokaryotic cells carry out cellular respiration?

Prokaryotic cells carry out cellular respiration within the cytoplasm or on the inner surfaces of the cells. The energy currency of these cells is ATP, and one way to view the outcome of cellular respiration is as a production process for ATP.

Are mesosomes found in prokaryotic cells?

All prokaryotic cells have mesosomes. Prokaryotic cells have different types of nuclear envelopes and nucleolus is not present.

How do organisms without mitochondria obtain energy?

Nutrients are abundant there, but oxygen, which mitochondria require to produce energy, is scarce. Instead of relying on mitochondria, the organism likely uses enzymes in its cytoplasm to break down food and furnish energy, the authors suggest.

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Why would a eukaryotic cell survive without mitochondria Why or why not?

Eukaryotes contains mitochondria because it is need to release energy for cells activities but mostly for respiration. Without mitochondria the cell would rely on oxygen for respiration. It would not survive.

What are mesosomes write their four functions performed in prokaryote?

mesosomes are the infoldings in the plasma membrane,these are rich in enzymes that helps to perform functions like cellular respiration,DNA replication,secretion of glycocalyx and cell division(most imporatant function;it increases the surface area of the cell membrane.

Can prokaryotes participate in aerobic respiration?

Prokaryotes may perform aerobic (oxygen-requiring) or anaerobic (non-oxygen-based) metabolism, and some can switch between these modes. Some prokaryotes have special enzymes and pathways that let them metabolize nitrogen- or sulfur-containing compounds.