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TLS Online TPP Program

#Question id: 11960

Mechanical digestion, the process of breaking down large chunks of food into smaller pieces, is important because smaller pieces of food ________.

#I Life Science/ Life Sciences Group – I-V
  1. do not taste as good as larger pieces of food
  2. have more surface area for chemical digestion than do larger pieces of food
  3. are easier to excrete than are larger pieces of food
  4. are more easily stored in the stomach than are larger pieces of food
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TLS Online TPP Program

#Question id: 10722

#SCPH28 | Zoology

Community 1 contains 100 individuals distributed among four species (A, B, C, and D). Community 2 contains 100 individuals distributed among three species (A, B, and C). Community 1: 5A, 5B, 85C, 5D Community 2: 30A, 40B, 30C Calculate the Shannon diversity (H) for each community.
TLS Online TPP Program

#Question id: 13034

#SCPH06 I Botany

Which the following statements is/are true about the stacking gel?
i. The stacking gel solution contains acrylamide.
ii. It is on the top of the separating gel.
iii. It is used to dilute the protein sample before it enters the main separating gel.
iv. It is into this gel that the wells are formed and the proteins loaded.
TLS Online TPP Program

#Question id: 4589

#SCPH06 I Botany

Darwin used the phrase "descent with modification" to explain ________.
TLS Online TPP Program

#Question id: 11141

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

The operation of the sodium-potassium pump moves ________.
TLS Online TPP Program

#Question id: 349

#SCPH05 I Biotechnology

Increased atmospheric CO2 concentrations might have what effect on seawater?