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TLS Online TPP Program

#Question id: 4656

Logically, which of these should cast the most doubt on the relationships depicted by an evolutionary tree?

#Section 2: Evolution

  1. None of the organisms depicted by the tree ate the same foods.

  2. Some of the organisms depicted by the tree had lived in different habitats.

  3. The skeletal remains of the organisms depicted by the tree were incomplete (i.e., some bones were missing).

  4. Relationships between DNA sequences among the species did not match relationships between skeletal patterns.

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TLS Online TPP Program

#Question id: 8854

#Section 2: Evolution

Which cells in a sponge are primarily responsible for trapping and removing food particles from circulating water?
TLS Online TPP Program

#Question id: 12583

#Section 5: Applied Ecology & Evolution

Which of the following is caused by excessive nutrient runoff into lakes?  
TLS Online TPP Program

#Question id: 10653

#Section 1: Ecology

All offspring are produced in a single reproductive event, we term this pattern semelparity. Which of the following is characteristics feature for semelparity individuals?

a) Semelparity is common in insects and other invertebrates

b) Semelparous organisms may live for many years before reproducing

c) semelparity occur only in plant

d) In semelparity, exploitation competition is more common than interference competition
TLS Online TPP Program

#Question id: 16835

#General Aptitude

Which piece corresponds to the given solid?
TLS Online TPP Program

#Question id: 8848

#Section 2: Evolution

A carbon skeleton is covalently bonded to both an amino group and a carboxyl group. When placed in water it