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TLS Online TPP Program

#Question id: 4722

Penetrance is the percentage of individuals having a particular genotype, who express the associated phenotype, following statement, are correct about Penetrance.

#SCPH28 | Zoology

  1. Incomplete penetrance of dominant mutant gene must produced mutant phenotype. 

  2. A gene might encode an enzyme that produces a particular phenotype within limited temperature due to complete penetrance

  3. The genotype does always produce the expected phenotype, a phenomenon termed incomplete penetrance.

  4. Penetrance variability of sex influence gene is differ in male and female

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TLS Online TPP Program

#Question id: 11077

#I Life Science/ Life Sciences Group – I-V

A person’s normal tidal volume is 400 ml with a dead space of 100 ml. The respiratory rate is 12 breaths/min. The person is placed on ventilator for surgery and the tidal volume is 700 with a rate of 12. What is the approximate alveolar Pco2 for this person?
TLS Online TPP Program

#Question id: 3002

#I Life Science/ Life Sciences Group – I-V

Cells are most sensitive to penicillin during which phase of the growth curve?
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#Question id: 67

#SCPH05 I Biotechnology

When a region of DNA must be repaired by removing and replacing some of the nucleotides, what ensures that the new nucleotides are in the correct sequence?
TLS Online TPP Program

#Question id: 14121

#SCPH05 I Biotechnology

Which of the following is not the classification of SCOP?
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#Question id: 1399

#SCPH05 I Biotechnology

Loss-of-function mutations in which of the following genes typifies colorectal carcinomas?

a. myc              b. K-ras                       c. p53              d. APC