ECOLOGICAL RELEASE

Ecological release is the expansion of range, habitat, and/or  resource usage by an organism.

TLS Online TPP Program

#Id: 2489

#Unit 13. Methods in Biology

Sodium Dodecyl Sulfate (SDS)-Polyacrylamide Gel Electrophoresis is based on the separation of proteins according to size, it can also be used to determine the relative molecular mass of proteins.

TLS Online TPP Program

#Id: 6347

#Unit 8. Inheritance Biology

Y-Linked Characteristics

Y-linked traits—also called holandric traits—exhibit a distinct pattern of inheritance.  These traits are present only in males, because only males possess a Y chromosome, and are always inherited from the father.

TLS Online TPP Program

#Id: 10292

#Unit 4. Cell Communication and Cell Signaling

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.

               

TLS Online TPP Program

#Id: 6409

#Unit 2. Cellular Organization

Dual hairpin formation (Region 3-4 forms hairpin then second hairpin is formed between Region 1-2) release RNA-DNA hybrid and RNA Polymerase causes seizing transcription of trp operon at high trp concentration.