According to the competitive exclusion principle, potential competitors can only coexist through

TLS Online TPP Program

#Question id: 11257

#Section 1: Ecology

Close examination of the yucca-yucca moth mutualism has shown that what appear to be coevolved traits may have been __________ that were critical to the establishment of the mutualism in the first place.

TLS Online TPP Program

#Question id: 12346

#Section 1: Ecology

The schematic below shows the relationship between survivorship with age (relative to maximum lifespan) in Species 1 (dashed line) and Species 2 (solid line). Which of the following inferences is compatible with this figure?

TLS Online TPP Program

#Question id: 8917

#Section 2: Evolution

The Hox genes came to regulate each of the following in what sequence, from earliest to most recent?

1. identity and position of paired appendages in protostome embryos

2. formation of water channels in sponges

3. anterior-posterior orientation of segments in protostome embryos

4. positioning of tentacles in cnidarians

5. anterior-posterior orientation in vertebrate embryos

TLS Online TPP Program

#Question id: 16802

#Section 4: Behavioural Ecology

What is an attribute of the organism that enables the organism to survive and reproduce in its habitat called?

TLS Online TPP Program

#Question id: 12448

#Section 1: Ecology

When members of a population move out of a given area, it is called