Introduction Definition of Peptides Peptides are short chains of amino acids linked by peptide bonds, typically consisting of 2 to ...

Researchers developed a technique to gain a deeper understanding of ribosome function and their cooperative behaviors.

Nerve cells have amazing strategies to save energy and still perform the most important of their tasks. Researchers from the ...

During translation, ribosomes can pause on the nucleic acid. Researchers showed that collisions from incoming proteins get ...

A complex molecular machine, the spliceosome, ensures that the genetic information from the genome, after being transcribed into mRNA precursors, is correctly assembled into mature mRNA. Splicing is a ...

Most animals, including humans, have bilateral symmetry, which means our bodies are pretty symmetrical. At least on the ...

This influx of calcium at the contact site attracts and activates a kinase called CaMKII, a protein known to be important in ...

This internal left-right asymmetry is believed to begin at the very early stage of development -- when a tiny embryo is divided into two parts during a process called gastrulation. This process ...

Cell membrane, surrounded by cell wall. Cell contents Cytoplasm, cell organelles include mitochondria, ribosomes and chloroplasts in plants. Cytoplasm, ribosomes present; there are no mitochondria ...

Rice lab pioneers an assembly kit for synthetic sense-and-respond circuits in human cells. Rice University bioengineers have ...

The diagram below shows the same plant cell, as viewed with the light microscope, and with the transmission electron microscope. Animal and plant cells have certain structures in common.