Which type of organisms can eliminate excess nitrogen by the direct excretion of ammonia?

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#Question id: 3260

#SCPH06 I Botany

Consider a diploid population at Hardy-Weinberg equilibrium. For a locus with two alleles, the frequency of the A1A1 genotype is 0.04) The frequency of A2 allele is

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#Question id: 103

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

Lipids may be either hydrophobic or ________.

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#Question id: 1086

#SCPH06 I Botany

What is the most likely mechanism by which testosterone functions inside a cell?

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#Question id: 11140

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

Although the membrane of a "resting" neuron is highly permeable to potassium ions, its membrane potential does not exactly match the equilibrium potential for potassium because the neuronal membrane is also ________.

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#Question id: 15234

#SCPH01 Biochemistry

Polymerisation of acrylamide and bis-acrylamide gel takes place by free radical contribution due to

A) APS

B) Riboflavin

C) TEMED

D) SDS