TLS Online TPP Program

#Question id: 12301


Which of the following would likely lead to hyponatremia?

#Unit 7. System Physiology – Animal
  1. Excessive antidiuretic hormone secretion
  2. Restriction of fluid intake
  3. Excess aldosterone secretion
  4. Administration of 2 L of 3% sodium chloride solution
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TLS Online TPP Program

#Question id: 10240

#Unit 10. Ecological Principles

A consequence of resource partitioning

TLS Online TPP Program

#Question id: 15453

#Unit 4. Cell Communication and Cell Signaling

Activated B cells divide and differentiate into antibody-producing plasma cells, this process occurred in 

TLS Online TPP Program

#Question id: 7704

#Unit 9. Diversity of Life Forms

The best classification system is that which most closely ________.

TLS Online TPP Program

#Question id: 13132

#Unit 10. Ecological Principles

Biologists performed an experiment with flies to examine the effects of population size on the maintenance of genetic variation  and  on  egg-to-adult survival.  From  a  large  source  population, they  randomly  assigned  eggs  to  three experimental  populations  of  size  N,  equal  to  20,  60,  and0100.  For  later  generations,  they  collected  N  eggs  from each  population  and  moved  them  into  identical  vials  that  co0ntained  f2re0sh  me4d0ium.  Th6e0y  coun8te0d  the  number  of adult flies that emerged and used tissue samples from the adults for genetic analyses. Genetic variation was measured by  scoring  alleles  at  several  polymorphic  loci  and  expressed  as  the  average  number  of  alleles  at  those  loci.  The results are summarized in Figure 1 and Figure 2 below.

Which other process appears to have substantially influenced the outcome of this experiment? 

TLS Online TPP Program

#Question id: 24222

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following reaction of glycolysis is irreversible
1. Glucose is converted to glucose 6-phosphate in the presence of the enzyme hexokinase.
2. Fructose 6-phosphate is converted to fructose 1,6-biphosphate in the presence of the enzyme phosphofructokinase.
3. Phosphoenolpyruvate is converted to pyruvate in the presence of the enzyme pyruvate kinase.
4. isomerization of glucose 6-phosphate to fructose 6-phosphate