TLS Online TPP Program

#Question id: 11258


In order for mimicry to be effective in protecting a species from predation, it must

#Section 1: Ecology
  1. Occur in a palatable species that looks like a distasteful species
  2. Have cryptic coloration
  3. Occur such that mimics look and act like models
  4. Occur in only poisonous or dangerous species
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TLS Online TPP Program

#Question id: 4628

#Section 2: Evolution

Which group is composed entirely of individuals who maintained that species are fixed (i.e., unchanging)?

A) Linnaeus

B) Lyell

C) Darwin

D) Aristotle

E) Cuvier

TLS Online TPP Program

#Question id: 4629

#Section 2: Evolution

In the mid-1900s, the Soviet geneticist Lysenko believed that his winter wheat plants, exposed to ever-colder temperatures, would eventually give rise to ever more cold-tolerant winter wheat. Lysenkoʹs attempts in this regard were most in agreement with the ideas of

TLS Online TPP Program

#Question id: 4630

#Section 2: Evolution

Which pair would have been likely to agree that strata such as those depicted here were deposited gradually over long periods of time by subtle mechanisms that are still at work?

TLS Online TPP Program

#Question id: 4631

#Section 2: Evolution

As a young biologist, Charles Darwin had expected the living plants of temperate South America would resemble those of temperate Europe, but he was surprised to find that they more closely resembled the plants of tropical South America. The biological explanation for this observation is most properly associated with the field of

TLS Online TPP Program

#Question id: 4636

#Section 2: Evolution

Given a population that contains genetic variation, what is the correct sequence of the following events, under the influence of natural selection?

1. Well-adapted individuals leave more offspring than do poorly adapted individuals.

2. A change occurs in the environment.

3. Genetic frequencies within the population change.

4. Poorly adapted individuals have decreased survivorship.

TLS Online TPP Program

#Question id: 4650

#Section 2: Evolution

DDT was once considered a ʺsilver bulletʺ that would permanently eradicate insect pests. Today, instead, DDT is largely useless against many insects. Which of these would have been required for this pest eradication effort to be successful in the long run?