Phylogenetic trees represent hypothesis about the evolutionary relationships among a group of organisms, these relationship based on which character?

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#Question id: 24672

#Unit 2. Cellular Organization

Which statement describes the mode of action of the ABCB1 transporter (the first eukaryotic ABC transporter to be recognized)?

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#Question id: 1281

#Unit 4. Cell Communication and Cell Signaling

Which of the following is the term used to describe a thin, sheet-like meshwork of extracellular matrix components that can be found in epithelial cells?

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#Question id: 24552

#Unit 9. Diversity of Life Forms

the sequence divergence of genome are carried out by  more accumulating mutagens in which position of codon?

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#Question id: 24634

#Unit 2. Cellular Organization

Chromosomal packaging in bacteria maintained by

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#Question id: 7090

#Unit 5. Developmental Biology

In what way, if any, does the chromosomal determination of sex differ in Drosophila and humans?