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TLS Online TPP Program

#Question id: 11102

Pulmonary surfactant

#7. System Physiology – Animal
  1. keeps the alveoli from collapsing by reducing the surface tension.
  2. inflates the alveoli by increasing the surface tension.
  3. keeps the alveoli from collapsing by increasing the surface tension.
  4. increases the rate of gas exchange across the alveoli by the secretion of phospholipids.
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TLS Online TPP Program

#Question id: 5740

#8. Inheritance Biology

Pollen from one species germinates on the stigma of another related species and sexually fertilizes the ovule. Most of the resulting plants are sterile but some of the resulting offspring undergo chromosome duplication resulting fertile plants. The fertile offspring are known as
TLS Online TPP Program

#Question id: 11334

#10. Ecological Principles

To qualify as a biodiversity hotspot, a region must meet following two strict criteria
TLS Online TPP Program

#Question id: 8947

#9. Diversity of Life Forms

Organisms that are neither coelomate nor pseudocoelomate should, apart from their digestive systems, have bodies that
TLS Online TPP Program

#Question id: 5073

#5. Developmental Biology

The emergence of the polarity of an embryo is the result of:
TLS Online TPP Program

#Question id: 1097

#4. Cell Communication and Cell Signaling

A signal transmitted via phosphorylation of a series of proteins is generally associated with which of the following events?