The water at the top of a tree develops a large tension (a negative hydrostatic pressure), and this tension pulls water through the xylem this mechanism is called ,

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#Question id: 4824

#Unit 8. Inheritance Biology

If plant with genotype AaBb is test cross where A and B are link at 10 map unit  in trance configuration then the probability of getting AaBB and AaBb genotype respectively?

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#Question id: 3698

#Unit 3. Fundamental Processes

In this diagram of the process of DNA replication at a replication fork, the strand labeled B is the:

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#Question id: 2689

#Unit 2. Cellular Organization

Which of these factors contribute to a decrease in gene density?

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#Question id: 2311

#Unit 2. Cellular Organization

The structure in which proteins and RNA are made into ribosomes is called the

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#Question id: 13172

#Unit 10. Ecological Principles

The main reason polar regions are cooler than the equator is because