TLS Online TPP Program

#Id: 6757

#Unit 3. Fundamental Processes

In E. coli the typical mRNA half-life is about 3 minutes, but half-lives of individual mRNAs may be as short as 20 seconds or as long as 90 minutes.  In budding yeast, mRNA half-lives range from 3 to 100 minutes, whereas in metazoans, half-lives range from minutes to hours, and in rare cases, even days.

TLS Online TPP Program

#Id: 2126

#Unit 8. Inheritance Biology

An inversion may break a gene into two parts, with one part moving to a new location and destroying the function of that gene.

TLS Online TPP Program

#Id: 6754

#Unit 8. Inheritance Biology

TLS Online TPP Program

#Id: 2717

#Unit 12. Applied Biology

The media should contain all the essential constituents required for the growth of the microorganisms

Source of carbon

Source of nitrogen

Growth factors

Water

Antifoams

Trace elements

TLS Online TPP Program

#Id: 4230

#Unit 12. Applied Biology

Primary cultures are cells derived directly from tissues following enzymatic dissociation or from tissue fragments referred to as explants.