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TLS Online TPP Program

#Question id: 34131

In its action in cells, aldosterone

#Unit 7. System Physiology – Animal
  1. increases transport of ENaCs from the cytoplasm to the cell membrane.
  2. does not act on the cell membrane.
  3. binds to a receptor excluded from the nucleus.
  4. may activate a heat shock protein.
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TLS Online TPP Program

#Question id: 19003

#Unit 13. Methods in Biology

In Thin layer chromatography, the stationary phase is made of and the mobile phase is made of
TLS Online TPP Program

#Question id: 19285

#Unit 9. Diversity of Life Forms

What is true of stamens, sepals, petals, carpels, and pinecone scales? 
TLS Online TPP Program

#Question id: 11022

#Unit 7. System Physiology – Animal

A 55-year-old man had the following EKG recorded at his doctor’s office during a routine physical examination.

What is his diagnosis?
TLS Online TPP Program

#Question id: 9260

#Unit 9. Diversity of Life Forms

Suppose that the number of bird species is determined mainly by the number of vertical strata found in the environment. If so, in which of the following biomes would you find the greatest number of bird species?
TLS Online TPP Program

#Question id: 3271

#Unit 11. Evolution and Behavior

Consider hemophilia A, a clotting disorder caused by an X-linked recessive allele with a frequency (q) of approximately 1 in 10,000. The frequency of the disease among females and among male respectively