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TLS Online TPP Program

#Question id: 11129

Which of the following statements concerning the neuronal membrane at rest is correct?

#Unit 7. System Physiology – Animal
  1. The extracellular sodium concentration is less than its intracellular concentration
  2. The concentration of chloride is greatest inside the cell
  3. If the resting potential is moved to a more negative value, the cell becomes more excitable
  4. The concentration gradient for potassium is such that it tends to move out of the cell
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TLS Online TPP Program

#Question id: 681

#Unit 1. Molecules and their Interaction Relevant to Biology

How many monomers are there in an oligomeric protein designated αβ2γ2?
TLS Online TPP Program

#Question id: 4815

#Unit 8. Inheritance Biology

The cross over percentage between linked genes J and M is 20%, J and L is 35%, J and N is 70%, L and K is 15%, M and N 50%. The sequence of genes on the chromosome is
TLS Online TPP Program

#Question id: 10748

#Unit 10. Ecological Principles

Learning how much to study to earn an “a” in biology is an example of _____________.
TLS Online TPP Program

#Question id: 8783

#Unit 9. Diversity of Life Forms

Which of the following statements is accurate, at least according to our present knowledge?
TLS Online TPP Program

#Question id: 1270

#Unit 4. Cell Communication and Cell Signaling

Which of the following is a major extracellular molecule in mammals containing no protein portion?