Effects of different evolutionary forces on allelic frequencies

TLS Online TPP Program

#Id: 8622

#XL - T Zoology

Cyclins are degraded through the action of two different E3-ligases:

1. SCF (Skp1, Cullin, and F-box proteins) 

2. APC/C or cyclosome

TLS Online TPP Program

#Id: 7899

#XL - Q Biochemistry

Only 22 tRNAs are required for mitochondrial protein synthesis. The normal codon–anticodon pairing rules are relaxed in mitochondria, so that many tRNA molecules recognize any one of the four nucleotides in the third (wobble) position, allowing four codons to be recognized by a single tRNA.

TLS Online TPP Program

#Id: 8398

#XL - Q Biochemistry

In the presence of ATP and Ca+2 , the myosin heads extending from the thick

filaments walk toward the (+) ends of the thin filaments.

TLS Online TPP Program

#Id: 8855

#XL - R Botany

Cohesins are composed of four subunits: 

Smc1, Smc3, Scc1, and Scc3

TLS Online TPP Program

#Id: 9179

#XL - T Zoology

Fitness- Average number of offspring produced by a genotype and divide it by the mean number of offspring produced by the most prolific genotype