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In eukaryotic cells, proteins are located in various compartments, including the cytoplasm, where they perform metabolic functions; the nucleus, where they are involved in DNA replication and transcription; and organelles such as the endoplasmic reticulum and Golgi apparatus, which are involved in protein synthesis and processing. Additionally, proteins can be found in the cell membrane, where they play roles in signaling and transport. Some proteins are also present in mitochondria and chloroplasts, serving functions related to energy production.
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Are prokaryotic cells located in animal cells?
No, prokaryotic cells are bacteria and animal cells are eukaryotic (plants, fungi and animals are all eukaryotic).
How is DNA packing in eukaryotic and prokaryotic cells different?
In a prokaryotic cell, there is no nuclear membrane surrounding the chromotin, while in a eukaryotic there is one. in both, the DNA is attached to proteins which create long fibers of chromotin.
What are the final products of proteins?
In prokaryotic cells, mRNA is directly produced. In eukaryotic cells, the first product is called the primary transcript.
Eukaryotic are controlled by what group of proteins?
Eukaryotic cells are controlled by a group of proteins called transcription factors. These proteins regulate the transcription of genes by binding to specific DNA sequences and influencing the expression of those genes. They play a crucial role in gene regulation and cell function in eukaryotic organisms.
Does prokaryotic cells have microfilaments?
Prokaryotic cells do not have microfilaments like eukaryotic cells do. Prokaryotic cells lack many of the membrane-bound organelles found in eukaryotic cells and have a simpler cytoskeleton that typically includes proteins like MreB and FtsZ for cell structure and division.
Where are the proteins of electron transport chains located?
The proteins of electron transport chains are located in the inner mitochondrial membrane in eukaryotic cells and in the plasma membrane in prokaryotic cells. They play a critical role in generating ATP through the process of oxidative phosphorylation.
What is the chromosome is?
Chromosomes are structures composed of DNA and proteins. They carry the genetic information of the cell. In eukaryotic cells they are located in the nucleus.
What do ribosmoes in the eukaryotic cell do?
Same thing they do in all cells they are in; synthesize proteins. The just differ in subunit structure between prokaryotic and eukaryotic cells.
Are prokaryotic cells located in animal cells?
No, prokaryotic cells are bacteria and animal cells are eukaryotic (plants, fungi and animals are all eukaryotic).
Are prokaryotic cells located in plant cells?
No, prokaryotic cells are bacteria and plant cells are eukaryotic (plants, fungi and animals are all eukaryotic).
Where are ribosomes located in eukaryotic cells?
Ribosomes are located either on the surface of an organelle called the rough endoplasmic reticulum (RER) or free in the cytoplasm.
How is DNA packing in eukaryotic and prokaryotic cells different?
In a prokaryotic cell, there is no nuclear membrane surrounding the chromotin, while in a eukaryotic there is one. in both, the DNA is attached to proteins which create long fibers of chromotin.
Name two differences between the heredity material of a prokaryotic cell and a eukaryotic cell?
Prokaryotic cells have a single circular chromosome, while eukaryotic cells have multiple linear chromosomes. Prokaryotic cells lack a nucleus and their DNA is not associated with histone proteins, whereas eukaryotic cells have a nucleus where their DNA is stored and packaged with histone proteins.
Why does transcription occur in the nucleus and not in the cytoplasm in eukaryotic cells?
Transcription occurs in the nucleus of eukaryotic cells because that's where the DNA is located. The DNA in the nucleus serves as the template for making RNA, which is the first step in protein synthesis. The cytoplasm, where ribosomes are located, is where translation occurs, using the RNA made in the nucleus to build proteins.
Proteins called growth factors regulate the timing of the cell cycle in eukaryotic cells?
no
What is the difference between prokaryotic and eukaryotic cells' DNA?
One main difference is that prokaryotic cells have a single circular chromosome located in the nucleoid region, while eukaryotic cells have multiple linear chromosomes housed inside a membrane-bound nucleus. Additionally, prokaryotic DNA is not associated with histone proteins, unlike eukaryotic DNA which is tightly wrapped around histones.
What are proteins that regulate the timing of the cell cycle in eukaryotic cells called?
Proteins that regulate the timing of the cell cycle in eukaryotic cells are called cyclins and cyclin-dependent kinases (CDKs). These proteins work together to control the progression of the cell cycle through its different phases by activating or inactivating key proteins at specific checkpoints.
