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TLS Online TPP Program

#Question id: 8927

Arthropods invaded land about 100 million years before vertebrates did so. This most clearly implies that

#XL - R Botany
  1. arthropods have had more time to co-evolve with land plants than have vertebrates.
  2. extant terrestrial arthropods are better adapted to terrestrial life than are extant terrestrial vertebrates.
  3. ancestral arthropods must have been poorly adapted to aquatic life, thus experienced a selective pressure to invade land.
  4. vertebrates evolved from arthropods.
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TLS Online TPP Program

#Question id: 27310

#XL - T Zoology

Which type of sugar is present in RNA?
TLS Online TPP Program

#Question id: 10584

#XL - T Zoology

The logistic equation above is used to describe the rate of change of a population, N, with time, t, where r is the intrinsic rate of increase and K is the carrying capacity. Which of the following statements is true for this equation?
TLS Online TPP Program

#Question id: 3578

#XL - T Zoology

A locus is:
TLS Online TPP Program

#Question id: 19776

#XL - P Chemistry

In the Schrodinger’s wave equation ø represents
TLS Online TPP Program

#Question id: 5567

#XL - T Zoology

The cortical reaction of sea urchin eggs functions directly in ________.