Soft keratins, or cytokeratins, are found in epithelial cells and make up the skin.

TLS Online TPP Program

#Id: 4501

#Unit 13. Methods in Biology

In augmented unipolar limb lead, two of the limbs are connected through the negative terminal of the electrocardiograph, and the third limb is connected to the positive terminal.

TLS Online TPP Program

#Id: 1682

#Unit 4. Cell Communication and Cell Signaling

Exonuclease trimming sometimes occurs at the VDJ and VJ junctions, causing loss of nucleotides.

TLS Online TPP Program

#Id: 9031

#Unit 6. System Physiology – Plant

Stromal pH and Mg2+ concentration complement the ferredoxin– thioredoxin system and are important for the activation and maximum catalysis of enzymes such as Rubisco, fructose‐1,6‐ bisphosphatase, sedoheptulose‐1,7‐bisphosphatase, and PRK.

TLS Online TPP Program

#Id: 8390

#Unit 2. Cellular Organization

In vertebrate smooth muscle, phosphorylation of the myosin regulatory light chain activates contraction in Ca2+ dependent manner.

TLS Online TPP Program

#Id: 888

#Unit 13. Methods in Biology

The repeat region of the Huntington disease locus (HD) in six individuals is amplified by PCR and analyzed by gel electrophoresis as shown in the following figure; the numbers to the right indicate the sizes of the PCR products in bp.