Hurler’s disease- mutation in a structural gene that codes for an individual lysosomal hydrolase.

TLS Online TPP Program

#Id: 2324

#Unit 3. Fundamental Processes

Group II mitochondrial introns are excised by the same mechanism as nuclear pre-mRNAs via a lariat that is held together by a 2’–5’ bond.

TLS Online TPP Program

#Id: 8632

#Unit 2. Cellular Organization

Substrate-targeting subunits of the APC/C recognize specific sequence motifs on the proteins that the APC/C ubiquitinates. One motif, the destruction box or D-box, has the consensus sequence

RXXLX[D/E]ΦΦΦXN[N/S]

TLS Online TPP Program

#Id: 4471

#Unit 13. Methods in Biology

The limit of resolution of a light microscope using visible light is about 0.2 μm (200 nm).

TLS Online TPP Program

#Id: 7410

#Unit 5. Developmental Biology

Once wingless and engrailed expression patterns are established in adjacent cells, this pattern must be maintained to retain the parasegmental periodicity of the body plan.

TLS Online TPP Program

#Id: 10455

#Unit 4. Cell Communication and Cell Signaling

Chronic myelogenous leukemia, 

a common leukemia in humans, associated with the Philadelphia chromosome