3 isoforms of actin-

α - expressed only in muscle cells

β and γ - found together in almost all non-muscle cells

TLS Online TPP Program

#Id: 7958

#Section 3: Genetics, Cellular and Molecular Biology

The efficient formation of disulfide bonds in the lumen of the ER depends on the enzyme protein disulfide isomerase (PDI), which is present in all eukaryotic cells

TLS Online TPP Program

#Id: 7755

#Section 2: General Biology

Electronegativity is a measure of the tendency of an atom to attract a bonding pair of electrons. The Pauling scale is the most commonly used.

TLS Online TPP Program

#Id: 8956

#Section 3: Genetics, Cellular and Molecular Biology

Mixtures of exons duplicated from genes with different functions can generate new genes with new functions, a process that is called exon shuffling.

TLS Online TPP Program

#Id: 8130

#Section 2: General Biology

TLS Online TPP Program

#Id: 7734

#Section 2: General Biology

The number of electrons in a neutral atom is equal to the number of protons.