Which process allowed the nucleomorphs of chlorarachniophytes to be first reduced, and then (in a few species) lost altogether, without the loss of any genetic information?

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#Question id: 10895

#Section 2: Evolution

Members of a guild

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#Question id: 12570

#Section 5: Applied Ecology & Evolution

Extinction is a natural phenomenon. It is estimated that 99% of all species that ever lived are now extinct. Why then do we say that we are now in a biodiversity crisis?

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#Question id: 10623

#Section 1: Ecology

What is the population growth per unit of time when r = 0.50, N = 100 and K = 1000. What is value of per capita growth rate when population growing at maximum rate?

TLS Online TPP Program

#Question id: 9050

#Section 2: Evolution

If an ecologist were studying the regional interactions among multiple populations of different species and how they influence the exchange of materials between their various environments, then this would be an example of which kind of research?

TLS Online TPP Program

#Question id: 10841

#Section 2: Evolution

An animal that is cryptically coloured probably