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What is the protein synthesis pathway in the cell?

A certain gene on a chromosome in the nucleus is transcribed, and the mRNA coding for the protein found on said gene moves to the rough endoplasmic reticulum where it enters a ribosome. The desired protei...

Answered by Eloise S. Biology tutor
711 Views

Meselson & Stahl grew E. coli cells in a dense N15 nitrogen medium, then transferred to a lighter N14 nitrogen medium. Describe the observations of their experiment (until the third generation) and use it to explain the mechanism of DNA replication.

Observations:- After each generation, the amount of DNA will be doubled during the S phase of interphase- At the start, all DNA will be labelled N15- In...

Answered by Biology tutor
1306 Views

Outline how neurons generate a resting potential

Neurons use a sodium potassium pump to maintain a resting potential in the body. Inside a cell normally, there are more sodium in the cell and fewer potassium outside the cell, and hence there is a negati...

Answered by Biology tutor
2866 Views

Where in the nephron does osmoregulation occur?

In the Loop of Henle. Here a salt gradient is established as the loop of Henle is permeable to both water and salts such as sodium.

Answered by Biology tutor
684 Views

Describe the Process of DNA Replication

During DNA Replication, the existing molecule gets replicated, resulting in two semi-conservative DNA molecules. The enzyme helicase unwinds and unzips the double helix of the DNA, while ...

Answered by Biology tutor
693 Views

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