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Leokris [45]
3 years ago
5

Which structure is unique to eukaryotic cells

Biology
1 answer:
Rashid [163]3 years ago
3 0

Answer:

Unlike prokaryotic cells, eukaryotic cells have a membrane-bound nucleus, a central cavity surrounded by a membrane that houses the cell's genetic material. A number of membrane-bound organelles, compartments with specialized functions that float in the cytosol.

Explanation:

hope this helps

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<h3><u>Comparison between Galapagos penguin and cold adapted Emperor penguin of Antarctica:</u></h3>

<u>Galapagos penguin:</u>

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<u>Emperor penguin:</u>

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3 years ago
Cytotoxic t-cell subpopulations are specialized to combat _______ pathogens, whereas helper t-cell subpopulations are specialize
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<span>Cytotoxic t-cell subpopulations are specialized to combat intracellular pathogens, whereas helper t-cell subpopulations are specialized to combat extracellular pathogens.

</span>Cytotoxic t-cell  are CD8+ cells. Cytotoxic t-cell uses granzymes to <span>kill </span><span>intracellular bacteria, that lives in the cytosol such as viruses. They identify the pathogen forgein peptids that are bounded to MHC-I on the cell surface.
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cd4+ T helper (Th) cells include Th1, Th2, and Th17 cells. They contribute to aliergic reactions and fighting extracellular  parasites.
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Where is the mRNA made?​
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Answer:  mRNA is made in the nucleus

Explanation:

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YA'LL ARE SMART!!!! PLEASE HELP!!!!
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hi I just need brainliest answer

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b warm wet air rises and punches cold dry air down causing the air to spin

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