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TLS Online TPP Program

#Question id: 10891

In a lake ecosystem with three trophic levels - Phytoplankton (P), Zooplankton (Z) and Carnivore (C) is control by bottom-up effects, which of the following observation is incorrect?

#SCPH06 I Botany
  1. Biomass of P and Z are controlled by C
  2. Biomass P, Z and C are all controlled by Nutrient in water
  3. Z is controlled by P, while C is controlled by Z
  4. P is controlled by Z, Z is controlled by C and C is controlled nutrients in water 
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TLS Online TPP Program

#Question id: 1299

#SCPH06 I Botany

Pectins and hyaluronic acid are both:
TLS Online TPP Program

#Question id: 1726

#SCPH01 Biochemistry

What is CD8 a marker of?
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: 403

#SCPH05 I Biotechnology

For the reaction A -> B, DG'° = –60 kJ/mol.  The reaction is started with 10 mmol of A; no B is initially present.  After 24 hours, analysis reveals the presence of 2 mmol of B, 8 mmol of A. Which is the most likely explanation?
TLS Online TPP Program

#Question id: 12685

#SCPH05 I Biotechnology

The polarities of the two strands of the molecule are in opposite direction and thus DNA is described as ________