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TLS Online TPP Program

#Question id: 4625

During a study session about evolution, one of your fellow students remarks, ʺThe giraffe stretched its neck while reaching for higher leaves; its offspring inherited longer necks as a result.ʺ Which statement is most likely to be helpful in correcting this studentʹs misconception?

#Section 2: Evolution

  1. Characteristics acquired during an organismʹs life are generally not passed on through genes.

  2. Spontaneous mutations can result in the appearance of new traits.

  3. Only favorable adaptations have survival value.

  4. Disuse of an organ may lead to its eventual disappearance.

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TLS Online TPP Program

#Question id: 10242

#Section 1: Ecology

Ecologist Robert Macarthur observed that five species of similar warblers coexisted on spruce trees because they
TLS Online TPP Program

#Question id: 10606

#Section 1: Ecology

Identify the incorrect combination from the following list
TLS Online TPP Program

#Question id: 9219

#Section 2: Evolution

If the sex ratio in a population is significantly different from 50:50, then which of the following statements will always be accurate?
TLS Online TPP Program

#Question id: 4580

#Section 2: Evolution

In modern terminology, diversity is understood to be a result of genetic variation. Sources of variation for evolution include all of the following except
TLS Online TPP Program

#Question id: 4698

#Section 2: Evolution

It has been observed that organisms on islands are different from, but closely related to, similar forms found on the nearest continent. This is taken as evidence that