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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: 5643

#Unit 5. Developmental Biology

The genetic analysis of arabidopsis development was strongly influenced by genetic analysis of Drosophila development, and as is the case in Drosophila, genes that influence development are often named for:
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#Question id: 15006

#Unit 8. Inheritance Biology

Which of the following is not a mechanism for sex determination?
TLS Online TPP Program

#Question id: 33400

#Unit 1. Molecules and their Interaction Relevant to Biology

Green fluorescent protein is
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#Question id: 27920

#Unit 11. Evolution and Behavior

Who was greatly influenced by Lyell’s teachings, and he adopted uniformitarianism in his thinking about evolution?
TLS Online TPP Program

#Question id: 8956

#Unit 9. Diversity of Life Forms

Protostome characteristics generally include which of the following?