Phosphorylation cascades involving a series of protein kinases are useful for cellular signal transduction because they:

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#Question id: 4318

#SCPH06 I Botany

Which of the following statements correctly describes a characteristic of tumor-suppressor gene?

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#Question id: 18215

#SCPH01 Biochemistry

Serial analysis of gene expression (SAGE) is used for 

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#Question id: 26900

#SCPH06 I Botany

Tundra is___

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#Question id: 14140

#SCPH05 I Biotechnology

In sequence alignment by BLAST, each word from query sequence is typically _______ residues for protein sequences and _______ residues for DNA sequences.

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#Question id: 11067

#I Life Science/ Life Sciences Group – I-V

A preterm infant has a surfactant deficiency. Without surfactant, many of the alveoli collapse at the end of each expiration, which in turn leads to pulmonary failure. Which of the following sets of changes are present in the preterm infant, compared to a normal infant?