The tumor down regulates the expression of class I MHC proteins

TLS Online TPP Program

#Id: 7915

#XL - Q Biochemistry

Mitochondrial protein import requires: 

Tom proteins (Tom 20/22/70)

General import pore (Tom40)

Tim proteins (Tim23/17)

TLS Online TPP Program

#Id: 7746

#XL - Q Biochemistry

The noble gases are left out of the trends in atomic radii because there is great debate over the experimental values of their atomic radii.

The SI units for measuring atomic radii are the nanometer (nm) and the picometer (pm). 1 nm = 1 X 109 m; 1 pm = 1 X 10-12 m.

TLS Online TPP Program

#Id: 10005

#XL - T Zoology

Sonic hedgehog is responsible for assuring that motor neurons come only from the ventral portion of the neural tube & essential for normal patterning of the limbs

TLS Online TPP Program

#Id: 5385

#XL - T Zoology

Populations have growth limits

Categorize these limits as being either density independent or density dependent.

TLS Online TPP Program

#Id: 9565

#XL - T Zoology

Haldane’s rule: Hybrid sterility or hybrid inviability is often limited to the heterogametic sex.