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: 10555

#Unit 4. Cell Communication and Cell Signaling

Caspase-8 cleaves and activates several effector caspases, caspase-3, 6, 7 to complete apoptotic cell death.

TLS Online TPP Program

#Id: 1740

#Unit 4. Cell Communication and Cell Signaling

Daudi tumor cells, which are unable to synthesize β 2-microglobulin.

TLS Online TPP Program

#Id: 2046

#Unit 8. Inheritance Biology

Autosomal Recessive Trait

a. Usually appears in both sexes with equal frequency.

b. Tends to skip generations.

c. Affected offspring are usually born to unaffected parents.

d. When both parents are heterozygous, approximately one-fourth of the offspring will be affected.

e. Appears more frequently among the children of consanguineous marriages.

TLS Online TPP Program

#Id: 6254

#Unit 8. Inheritance Biology

Complementation test 

Determining whether two mutations associated with a specific phenotype represent two different forms of the same gene (alleles) or are variations of two different genes.