Better resolution of the image can be achieved by which of the following wavelengths? 

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#Question id: 5812

#Unit 8. Inheritance Biology

In which situation would you expect the mutation frequency to increase over time?

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#Question id: 29059

#Unit 10. Ecological Principles

which of the following factor are responsible for the adaptation of water viscosity?

a) large appendages

b) small aquatic organism

c) streamlined shapes

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#Question id: 33529

#Unit 2. Cellular Organization

A. X and Y chromosomes have descended from a common, very ancient autosome pair. 

B. X and Y chromosomes have descended from different autosome. 

C. During evolution, the X chromosome has retained most of the original genes, whereas the Y chromosome has lost most of them.

D. During evolution, the X chromosome has lost most of them, whereas the Y chromosome has retained most of the original genes.

Which of the following is correct combination

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#Question id: 1471

#Unit 4. Cell Communication and Cell Signaling

Proto-oncogenes can change into oncogenes that cause cancer. Which of the following best explains the presence of these potential time bombs in eukaryotic cells?

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#Question id: 5097

#Unit 5. Developmental Biology

The embryonic precursor to the human spinal cord is the ________.