O2‐sensitive hemoprotein kinase FixL controls a regulatory cascade that activates transcription of nitrogen fixation genes

TLS Online TPP Program

#Id: 10328

#Section 2: General Biology

Engineering T Cells to Recognize Tumor Antigens

When reactivated by inhibition of the immune checkpoint, have the capacity to recognize and kill some tumors with a large burden of mutations.

TLS Online TPP Program

#Id: 8396

#Section 3: Genetics, Cellular and Molecular Biology

Each sarcomere contains two major types of filaments: 

Thick filaments (myosin II)

Thin filaments (actin and associated proteins)

TLS Online TPP Program

#Id: 9176

#Section 3: Genetics, Cellular and Molecular Biology

Adaptation is a characteristic that enhances the survival or reproduction of organisms .

Adaptations have evolved by natural selection, which is the centerpiece of On the Origin of Species

TLS Online TPP Program

#Id: 9292

#Section 2: General Biology

TLS Online TPP Program

#Id: 7746

#Section 2: General Biology

The noble gases are left out of the trends in atomic radii because there is great debate over the experimental values of their atomic radii.

The SI units for measuring atomic radii are the nanometer (nm) and the picometer (pm). 1 nm = 1 X 109 m; 1 pm = 1 X 10-12 m.