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TLS Online TPP Program

#Question id: 12118

According to Hamilton’s rule,

#Section 4: Behavioural Ecology
  1. Natural selection does not favour altruistic behaviour that causes the death of the altruist.
  2. Natural selection favors altruistic acts when the resulting benefit to the beneficiary, correct for relatedness, exceeds the cost to the altruist.
  3. Natural selection is more likely to favor altruistic behavior that benefits an offspring than altruistic behavior that benefits a sibling.
  4. The effects of kin selection are larger than the effects of direct natural selection on individuals.
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TLS Online TPP Program

#Question id: 12126

#Section 4: Behavioural Ecology

Which of the following describes a successional event in which one organism makes the environment more suitable for another organism?
TLS Online TPP Program

#Question id: 9203

#Section 5: Applied Ecology & Evolution

The human impact that scientists determined has caused the most extinctions on record is ________, and beyond further losses from this impact, the other impact with the largest potential to cause future extinctions is ________.
TLS Online TPP Program

#Question id: 10614

#Section 1: Ecology

K selected species in forest is characterized by 
TLS Online TPP Program

#Question id: 12676

#Section 5: Applied Ecology & Evolution

Use the incomplete diagram below, illustrating some of the steps involved in eutrophication to answer the following questions.

What would be a likely entry for box B?

TLS Online TPP Program

#Question id: 8290

#Section 2: Evolution

If, someday, an archaean cell is discovered whose rRNA sequence is more similar to that of humans than the sequence of mouse rRNA is to that of humans, the best explanation for this apparent discrepancy would be ________.