TLS Online TPP Program

#Question id: 257


ʺFive prime to three primeʺ description of a DNA strand refers to

#Unit 1. Molecules and their Interaction Relevant to Biology
  1. the phosphorylated 5ʹ carbon at one end, the 3ʹ at the other end.

  2. the location of the hydroxyl groups.

  3. the phosphodiester backbone of DNA.

  4. the phosphorylated 5ʹ carbon on one sugar and the 3ʹ carbon on the next sugar.

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TLS Online TPP Program

#Question id: 29076

#Unit 10. Ecological Principles

Corals and the Dinoflagellates showing which type of mutualism

TLS Online TPP Program

#Question id: 29077

#Unit 10. Ecological Principles

The relationship between acacia plants and the ants that live within their thorns is

TLS Online TPP Program

#Question id: 29078

#Unit 10. Ecological Principles

A specific kind of parasitism proposes that  in which cuckoos or cowbirds repeatedly check their host’s nests and destroy all eggs if their owner is not present. If the parasite egg has been removed, they destroy the host’s nest and kill or injure the nestlings, this is an example of____

TLS Online TPP Program

#Question id: 29079

#Unit 10. Ecological Principles

You observed the two species of barnacles, P. aurelia and P. caudatum, occupy upper and lower strata of intertidal rocks, respectively. Only when P. caudatum was removed by you from the lowers strata, P. aurelia could occupy both the upper and lower strata. From the choice given below what would be your inference from these observations.

TLS Online TPP Program

#Question id: 29080

#Unit 10. Ecological Principles

Invasive species are less impacted by enemies than native species. An explanation for the better growth and propagation of invasive species in comparison to their native counterparts is provided by which one of the following hypotheses?

TLS Online TPP Program

#Question id: 29081

#Unit 10. Ecological Principles

If a predator has multiple prey, abundance of prey are not strongly positively correlated then as one prey species, which of the following graph correctly represent this prediction;