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.

TLS Online TPP Program

#Id: 3772

#Section 1: Engineering Mathematics

Matter is anything that takes up space and has mass.

TLS Online TPP Program

#Id: 10317

#Section 2: General Biology

Cytotoxic T Cells target tumor cells

Most tumor cells, express MHC class I molecules on their surface, cytotoxic T cells can directly recognize them. 

cytotoxic T cells can result in killing of the tumor cells by two different mechanisms

TLS Online TPP Program

#Id: 10342

#Section 2: General Biology

TLS Online TPP Program

#Id: 10351

#Section 2: General Biology

B-cell survival in the follicle is dependent on access to the TNF-family member cytokine B-cell activation factor (BAFF), otherwise known as B lymphocyte survival factor (BLyS), which is secreted by the FDCs.

TLS Online TPP Program

#Id: 10377

#Section 2: General Biology