At slightly lower concentrations (intermediate concentrations), activin (about 100 molecules per cell) activated the Xbra gene and instructed the cell to become muscle.

TLS Online TPP Program

#Id: 7886

#Unit 2. Cellular Organization

Mitochondria are associated with the cytoskeleton, which determines their distribution in different cell types.

TLS Online TPP Program

#Id: 2028

#Unit 8. Inheritance Biology

F (fertility) factor Episome of E. coli that controls conjugation and gene exchange between cells.

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#Id: 6956

#Unit 8. Inheritance Biology

EFFECTS OF TRANSLOCATIONS New linkage relations may affect gene expression. The chromosome breaks that bring about translocations may take place within a gene and disrupt its function.

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#Id: 8188

#Unit 2. Cellular Organization

Plasmalogens

• most abundant class of PL in myelin sheaths

• Analogous to PC

• Contain an unusual fatty alcohol that is attached through an ether linkage.

TLS Online TPP Program

#Id: 8561

#Unit 1. Molecules and their Interaction Relevant to Biology

Uncompetitive inhibitors bind only to the enzyme-substrate complex and not to the free enzyme.