Stem cells are undifferentiated cells that have the ability to continue to grow and divide in their nonspecialized state for long periods of time (e. G., months or years). Although the genes found within stem cells are the same, stem cells differentiate into unique cell types (e. G., muscle cells, nerve cells, etc.) due to
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Biology, 21.06.2019 22:00
Which statement best describes the relationship between an allele and a gene? question 1 options: an allele is a variation of a gene that can be expressed as a phenotype. an allele is the part of a gene that attaches to messenger rna molecules. an allele is a segment of a dna molecule that controls replication of a gene.
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Biology, 22.06.2019 09:50
Tropical rain forests support more species per unit area than any other terrestrial ecosystem. what is one way rain forests are important to the health of the biosphere?
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Biology, 22.06.2019 13:20
Where is the nictitating membrane found? a. between the eyelid and the eyeball b. between the retina and the optic nerve c. between the outer and middle ear d. in the organ of corti in the middle ear
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Biology, 22.06.2019 17:00
Label all the places where dna is located in the plant cell and in the animal cell. dna
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Stem cells are undifferentiated cells that have the ability to continue to grow and divide in their...
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