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TLS Online TPP Program

#Question id: 12492

A young man with phenylketonuria, who was successfully treated following diagnosis on newborn screening, is planning to start a family with his healthy, unaffected, and unrelated partner, who has no family history of phenylketonuria . Phenylketonuria shows autosomal recessive inheritance with an incidence of 1 in 10 000. Assume that the population is in Hardy-Weinberg equilibrium. Which of the following is correct?

#Unit 8. Inheritance Biology
  1. The probability that his partner is a carrier is 1 in 100.
  2. The probability that the man will transmit a mutant allele to his first child is 1 in 2.
  3. The probability that his partner will transmit a mutant allele to their first child is 1 in 50.
  4. The probability that their first child will be affected is 1 in 100.
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TLS Online TPP Program

#Question id: 20335

#Unit 4. Cell Communication and Cell Signaling

Quorum sensing-mediates the social cooperation and conflict both-
TLS Online TPP Program

#Question id: 19870

#Unit 13. Methods in Biology

Frequency of recognition site of the genome is depends on the __
TLS Online TPP Program

#Question id: 15776

#Unit 5. Developmental Biology

Which stem cells play critical roles in fueling organogenesis in the embryo and regeneration in adult tissues?
A. Adult stem cells.
B. Embryonic stem cells
C. True stem cells
D. Tissue specific stem cells
TLS Online TPP Program

#Question id: 5207

#Unit 11. Evolution and Behavior

Why is it unwise to try to relate an organismʹs complexity with its size or number of cells?
TLS Online TPP Program

#Question id: 2290

#Unit 1. Molecules and their Interaction Relevant to Biology

The cytoskeleton includes all of the following except