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TLS Online TPP Program

#Question id: 4603

Of the following anatomical structures, which is homologous to the bones in the wing of a bird?

#Unit 11. Evolution and Behavior

  1. bones in the hind limb of a kangaroo

  2. chitinous struts in the wing of a butterfly

  3. bony rays in the tail fin of a flying fish

  4. bones in the flipper of a whale

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TLS Online TPP Program

#Question id: 31085

#Unit 4. Cell Communication and Cell Signaling

IP3/DAG signaling is terminated when: 
TLS Online TPP Program

#Question id: 10596

#Unit 10. Ecological Principles

In a experimental population the birth rate is 18 per 1000 and death rate is 14 per 1000. Size of population is 10,000 at time t then what will be size of population at time t+1?
TLS Online TPP Program

#Question id: 4989

#Unit 11. Evolution and Behavior

If the malesʹ halteres have species-specific size, shape, color, and use in courtship displays, and if the speciesʹ ranges overlap, then the speciation events may have been driven, at least in part, by which of the following?
TLS Online TPP Program

#Question id: 5075

#Unit 5. Developmental Biology

Which of the following developmental processes has been most recently completed in the amphibian embryo shown here?

 
TLS Online TPP Program

#Question id: 57

#Unit 1. Molecules and their Interaction Relevant to Biology

A(n) ________ has charge but negligible mass, whereas a(n) ________ has mass but no charge.