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RNA is essential for cellular functions and genetic expression because it plays a crucial role in translating the genetic information stored in DNA into proteins that carry out various functions in the cell. RNA acts as a messenger that carries the genetic instructions from the DNA to the ribosomes, where proteins are synthesized. Additionally, RNA is involved in regulating gene expression and controlling various cellular processes. In summary, RNA is necessary for the proper functioning of cells and the expression of genetic information.
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What kind of cells need to make ATP?
All cells in the body require ATP to carry out various cellular processes and functions. Mitochondria are the primary organelles responsible for producing ATP through the process of cellular respiration.
Why does the cell need to replicate its DNA for mitosis?
The cell needs to replicate its DNA for mitosis to ensure that each daughter cell receives a complete set of genetic information. Replicating the DNA ensures that each daughter cell will have all the necessary genetic material to perform its functions and carry out cellular processes.
Why do all cells need ATP for their essential functions?
All cells need ATP for their essential functions because ATP is the main energy source that powers cellular processes such as metabolism, growth, and movement. Without ATP, cells would not have the energy needed to carry out these vital functions, leading to cell dysfunction and ultimately cell death.
Do all organisms need iron?
No, not all organisms require iron. However, many organisms, including humans, do need iron for functions such as oxygen transport and cellular metabolism. Some organisms have evolved alternative strategies for carrying out similar functions without needing iron.
Why do plants need ATP for their cellular processes?
Plants need ATP for their cellular processes because it is the main energy source that powers essential functions like growth, metabolism, and reproduction. ATP provides the energy needed for processes such as photosynthesis, respiration, and protein synthesis, which are crucial for plant survival and growth.
What structure do all cells need?
they all need a nucleus (the brain of the cell), a cell membrane and cytoplasm.
Why does DNA need to be coiled in the cell?
DNA needs to be coiled in the cell to fit into the small space of the nucleus and to regulate gene expression. The coiling of DNA helps to organize and compact the genetic material, allowing it to be efficiently stored and accessed for various cellular processes.
Why is control of genes expression necessary?
Regulation of gene expression is necessary because organisms need to be able to adapt to their environments and perform different functions.
Why do bacteria need energy?
Bacteria need energy to carry out essential biological processes such as growth, reproduction, and maintenance of cellular functions. Energy is required to synthesize essential molecules, generate ATP for cellular activities, and maintain their metabolic pathways.
What is the element we need to breath?
The element we need to breathe is oxygen. It is essential for cellular respiration, where our cells convert oxygen into energy to carry out their functions.
Why do organisms need nucleotides?
Nucleotides are the building blocks of DNA and RNA, which are essential for storing and transmitting genetic information in organisms. They are also involved in processes like energy transfer (ATP) and cell signaling, making them vital for various cellular functions. Additionally, nucleotides play a crucial role in the synthesis of proteins, the building blocks of life.
Why would a new cell need an entire copy of the old cell's DNA?
So it can carry out the sum total of all cellular functions. Genes code for proteins and you would not want to be short of a needed enzyme, for instance. Besides, the actuallity of replication IS replication of the genetic material. That is what genes do.
Which is the key factor driving cellular differentiation in the body?
The genetic basis of cellular differentiation is selective gene expression. Cellular differentiation, cell division, and morphogenesis are the three main processes you need to use a single fertilized egg cell to form a complex organism.
What kind of cells need to make ATP?
All cells in the body require ATP to carry out various cellular processes and functions. Mitochondria are the primary organelles responsible for producing ATP through the process of cellular respiration.
Why does the cell need to replicate its DNA for mitosis?
The cell needs to replicate its DNA for mitosis to ensure that each daughter cell receives a complete set of genetic information. Replicating the DNA ensures that each daughter cell will have all the necessary genetic material to perform its functions and carry out cellular processes.
Why do all cells need ATP for their essential functions?
All cells need ATP for their essential functions because ATP is the main energy source that powers cellular processes such as metabolism, growth, and movement. Without ATP, cells would not have the energy needed to carry out these vital functions, leading to cell dysfunction and ultimately cell death.
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