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TLS Online TPP Program

#Question id: 11998

Of the following examples of ecological effect leading to an evolutionary effect, which is most correct? 

#Unit 10. Ecological Principles
  1. When seeds are not plentiful ? trees produce more seeds.
  2. A  few  organisms of  a  larger  population  survive  a  drought  ?  these survivors then  emigrate  to  less  arid environments.
  3. A  few  individuals  with  denser fur  survive the  coldest  days  of  an  ice  age  ?  the  reproducing survivors all have long fur.
  4. Fish that swim the fastest in running water  catch the most prey and more easily escape predation.
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TLS Online TPP Program

#Question id: 23770

#Unit 7. System Physiology – Animal

What is the function of rods and cones in the eye?
TLS Online TPP Program

#Question id: 3646

#Unit 3. Fundamental Processes

Both leading and lagging strand primers are elongated by:
TLS Online TPP Program

#Question id: 5803

#Unit 8. Inheritance Biology

The mutation which causes sickle cell anemia in humans:
TLS Online TPP Program

#Question id: 15661

#Unit 8. Inheritance Biology

Which of the following is NOT true of a maternal effect gene?
TLS Online TPP Program

#Question id: 14475

#Unit 13. Methods in Biology

Probability of getting tail in a throw of a coin is