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TLS Online TPP Program

#Question id: 152

According to the Henderson-Hasselbalch equation, when the concentrations of proton acceptor and proton donor are the same, then

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. the carboxylic acid is totally neutralized.

  2. only salt forms are present.

  3. pH = pKa.

  4. pKa = log[proton acceptor]/[proton donor].

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TLS Online TPP Program

#Question id: 11406

#Unit 10. Ecological Principles

Which of the following is true for a critically endangered species?
TLS Online TPP Program

#Question id: 20332

#Unit 4. Cell Communication and Cell Signaling

What is LuxR and LuxI?
TLS Online TPP Program

#Question id: 6574

#General Aptitude

Which term comes next in the sequence : Z , X, S, I, R, R, ?, ?
TLS Online TPP Program

#Question id: 14982

#Unit 2. Cellular Organization

A very important function of the Golgi apparatus and endoplasmic reticulum is the synthesis of another organelle, the lysosome. This organelle is found in a variety of organisms such as—
1.Protozoa 
2. Some algae
3. Fungi
4. Plants 
5. Animals
In which of the above organisms lysosome is not found.
TLS Online TPP Program

#Question id: 2309

#Unit 2. Cellular Organization

Membrane-bound compartments in eukaryotic cells are called: