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TLS Online TPP Program

#Question id: 2115

Which of the following statements about diffusion is true?

#SCPH06 I Botany

  1. It is very rapid over long distances.

  2. It requires an expenditure of energy by the cell.

  3. It is an active process in which molecules move from a region of lower concentration to a region of higher concentration.

  4. It is a passive process in which molecules move from a region of higher concentration to a region of lower concentration.

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TLS Online TPP Program

#Question id: 817

#SCPH28 | Zoology

The aggregation of nonpolar side chains in the interior of a protein is favored by
TLS Online TPP Program

#Question id: 11546

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

Steroid and polypeptide hormones typically have in common ________.
TLS Online TPP Program

#Question id: 9236

#SCPH06 I Botany

Which of the following outcomes is caused by excessive nutrient runoff into aquatic ecosystems?
TLS Online TPP Program

#Question id: 4564

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

Who would have proposed that the boundaries between each stratum mark the occurrence of different localized floods?
TLS Online TPP Program

#Question id: 4153

#SCPH06 I Botany

Ubiquitin-mediated protein degradation is a complex process, and many of the signals remain unknown.  One known signal involves recognition of amino acids in a processed protein that are either stabilizing (Ala, Gly, Met, Ser, etc.) or destabilizing (Arg, Asp, Leu, Lys, Phe, etc.), and are located at: