TLS Online TPP Program

#Id: 10347

#Section 2: General Biology

Transitional B cells bound for a follicular fate undergo positive and negative selection in the spleen.

TLS Online TPP Program

#Id: 9298

#Section 2: General Biology

A.  Chloroplasts

TLS Online TPP Program

#Id: 9282

#Section 2: General Biology

Plant genes expressed early, or in the absence of bacterial infection, are termed “early nodulins” or ENOD

TLS Online TPP Program

#Id: 8991

#Section 3: Genetics, Cellular and Molecular Biology

Incomplete lineage sorting (hemiplasy)

If you make a phylogenetic tree of how the alleles are related to each other, it does not mirror how the species split apart.

TLS Online TPP Program

#Id: 9212

#Section 3: Genetics, Cellular and Molecular Biology

Loss of their original diversity per generation

=1/2n

Gain of their original diversity per generation

=1/2n 

Gain or Loss of their original diversity per generation

=1/4n