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TLS Online TPP Program

#Question id: 5024

Which statement is most consistent with the hypothesis that the Cambrian explosion was caused by the rise of predator-prey relationships?

#Unit 11. Evolution and Behavior

  1. increased incidence of worm burrows in the fossil record

  2. increased incidence of larger animals in the fossil record

  3. increased incidence of hard parts in the fossil record

  4. increased incidence of fern galls in the fossil record

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TLS Online TPP Program

#Question id: 23755

#Unit 1. Molecules and their Interaction Relevant to Biology

Which one of the following is always found in 'Wonder'?
TLS Online TPP Program

#Question id: 8960

#Unit 9. Diversity of Life Forms

With the current molecular-based phylogeny in mind, rank the following from most inclusive to least inclusive.
1. ecdysozoan
2. protostome
3. eumetazoan
4. triploblastic
TLS Online TPP Program

#Question id: 23580

#Unit 13. Methods in Biology

Which of the following can function as a cloning vector?
TLS Online TPP Program

#Question id: 11571

#Unit 7. System Physiology – Animal

Which of the following is the most likely explanation for hypothyroidism in a patient whose iodine level is normal?
TLS Online TPP Program

#Question id: 17807

#Unit 8. Inheritance Biology

In humans, albinism (unpigmented skin, hair, and eyes) is due to an enzymatic deficiency, and it is an autosomal recessive trait. Suppose that in a small country of one million people (“Generation 1”), there are 500 aa albinos and 9000 Aa heterozygous carriers. What is the probability that a child will be albino if: Both parents are non-albino members of Generation 2?