Water is a polar molecule: the oxygen atom with its unshared electrons carries a partial negative charge (δ−) of ___________, and the hydrogen atoms each carry a partial positive charge (δ+) of __________, where e is the charge of the electron.

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#Question id: 15182

#SCPH28 | Zoology

Which of the following types of effect are responsible for lowering the efficiency of electrophoresis?

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#Question id: 320

#SCPH01 Biochemistry

The aggregation of nonpolar molecules or groups in water is thermodynamically due to the

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#Question id: 13105

#SCPH01 Biochemistry

With the help of DNA fingerprinting which can be used to determine paternity. There are three babies (Baby A, Baby B and Baby C) in a maternity ward, and three sets of confused and worried parents. (Father and Mother #1 are a couple, as are Father and Mother #2, and Father and Mother #3.) 

You do each PCR reaction on chromosome 15 and load each one into a separate well of an agarose gel, and then run the gel.

  

Given the data so far, for which of the following statement is correct

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#Question id: 3530

#SCPH06 I Botany

Mendel’s law of segregation, as applied to the behavior of chromosomes in meiosis, means that:

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#Question id: 2634

#SCPH05 I Biotechnology

Tryptophan, the end-product of the enzymes encoded by the trp operon, therefore acts as a co-repressor and inhibits its own synthesis through: