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TLS Online TPP Program

#Question id: 2162

Uniport transport

#XL - S Microbiology

  1. in erythrocytes occurs at a higher rate for D-glucose than for L-glucose.

  2. is proportional at all glucose concentrations to the concentration of extracellular glucose.

  3. is the mechanism by which K+ is taken up by mammalian cells.

  4. is the mechanism by which the acidic pH of lysosomes is maintained

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TLS Online TPP Program

#Question id: 2197

#XL - Q Biochemistry

 If a freshwater plant were put in sea water, its cells would:
TLS Online TPP Program

#Question id: 9272

#XL - Q Biochemistry

The quantum yield of photosynthesis falls off drastically for far-red light of wavelengths greater than 680 nm, indicating that far-red light alone is inefficient in driving
photosynthesis, this effect is called
TLS Online TPP Program

#Question id: 5695

#XL - R Botany

Triploids are usually autopolyploids. They arise spontaneously in nature, but they can be constructed by geneticists from the cross of a 4n (tetraploid) and a 2n (diploid). Triploids are characteristically sterile due to
TLS Online TPP Program

#Question id: 5081

#XL - T Zoology

 The vegetal pole of a frog zygote differs from the animal pole in that ________.
TLS Online TPP Program

#Question id: 14811

#XL - S Microbiology

The development of both humoral and cell-mediated immune responses requires interaction of T cells with antigen that has been processed and presented together with MHC molecules. Which is correct for SUSCEPTIBILITY TO ANTIGEN PROCESSING AND PRESENTATION