An atom of sodium has an atomic number of 11 and a mass number of 23. Which of the following statements is correct?

TLS Online TPP Program

#Question id: 3803

#Unit 3. Fundamental Processes

OriC is to E. coli as _________ is to yeast.

TLS Online TPP Program

#Question id: 23212

#Unit 13. Methods in Biology

Below are given few examples of microscopy.

1. Scanning electron microscope

2. Transmission electron microscope

3. Cryoelectron microscope

4. Phase-contrast microscope

Out of the following which microscope can be used in unstained live cell imaging?

TLS Online TPP Program

#Question id: 20324

#Unit 4. Cell Communication and Cell Signaling

What is the main difference between Gram positive and Gram-negative quorum sensing mechanism?

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#Question id: 580

#Unit 1. Molecules and their Interaction Relevant to Biology

In a first order chemical reaction, the velocity of the reaction is proportional to the ________, while in a zero order reaction, the velocity of the reaction is proportional to the ________.

TLS Online TPP Program

#Question id: 33514

#Unit 2. Cellular Organization

The rate at which mammalian mitochondrial DNA accumulates mutations is 4% per million years and if mitochondrial genome is 16000 bp long then how many base pairs will be changed after 2 million years.