Once mitotic CDKs are activated at the end of G2 , they phosphorylate specific serine residues in all 3 nuclear lamins.

TLS Online TPP Program

#Id: 8894

#Section 3: Genetics, Cellular and Molecular Biology

Syntelic attachment 

Both kinetochores of a sister chromatid pair can attach to microtubules from the same pole

TLS Online TPP Program

#Id: 10298

#Section 2: General Biology

T-cell education

TLS Online TPP Program

#Id: 10358

#Section 2: General Biology

T-dependent response

Recognition of protein antigens and requires the participation of CD4 helper T cells

TLS Online TPP Program

#Id: 8035

#Section 2: General Biology

Negatively charged amino acids have four ionisations zones

1. 1--------pK1 – charge +1

2. pK1---------pKr charge 0

3. pKr---------pK2 charge -1

4. pK2---------14 charge -2

TLS Online TPP Program

#Id: 8202

#Section 3: Genetics, Cellular and Molecular Biology

Most of the lysosome membrane proteins, are highly glycosylated, which helps to protect them from the lysosome proteases