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TLS Online TPP Program

#Id: 9548

Neo-Lamarckism - August Weismann

cut off the tails of mice for many generations and showed that this mutilation had no effect on the tail length of their descendants.

#XL - T Zoology #Emergence of evolutionary thoughts #Part B Pointers
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TLS Online TPP Program

#Id: 10350

#XL - Q Biochemistry

B cells migrate to the lymphoid follicles. They are directed there by chemokine interactions between CXCL13, which is secreted by follicular dendritic cells (FDCs).
TLS Online TPP Program

#Id: 10351

#XL - Q Biochemistry

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: 10352

#XL - Q Biochemistry

B-cell activation
TLS Online TPP Program

#Id: 10353

#XL - Q Biochemistry
TLS Online TPP Program

#Id: 10358

#XL - Q Biochemistry

T-dependent response
Recognition of protein antigens and requires the participation of CD4 helper T cells
TLS Online TPP Program

#Id: 10359

#XL - Q Biochemistry