TLS Online TPP Program

#Question id: 15010


The phenomenon where half the "normal" level of functional protein is not enough to generate a normal phenotype is called haploinsufficiency. Which of the following situations demonstrates haploinsufficiency?

#SCPH01 Biochemistry
  1. Persons with type AB blood display both A and B antigens on their red blood cells.
  2. Heterozygous and homozygous flowers are both purple in case of incomplete dominance.
  3. "Small eye" in mice is caused by loss of one copy of the pax6 gene
  4. A mutation in a protein causes it to become much more active than usual.
More Questions
TLS Online TPP Program

#Question id: 3288

#SCPH06 I Botany

Migration causes changes in the allelic frequency of a population by introducing alleles from other populations. The magnitude of change due to migration depends on

TLS Online TPP Program

#Question id: 3288

#SCPH28 | Zoology

Migration causes changes in the allelic frequency of a population by introducing alleles from other populations. The magnitude of change due to migration depends on

TLS Online TPP Program

#Question id: 3289

#SCPH06 I Botany

If, someday, an archaean cell is discovered whose SSU-rRNA sequence is more similar to that of humans than the sequence of mouse SSU-rRNA is to that of humans, the best explanation for this apparent discrepancy would be

TLS Online TPP Program

#Question id: 3289

#SCPH28 | Zoology

If, someday, an archaean cell is discovered whose SSU-rRNA sequence is more similar to that of humans than the sequence of mouse SSU-rRNA is to that of humans, the best explanation for this apparent discrepancy would be

TLS Online TPP Program

#Question id: 3290

#SCPH06 I Botany

Dog breeders maintain the purity of breeds by keeping dogs of different breeds apart when they are fertile. This kind of isolation is most similar to which of the following reproductive isolating mechanisms?

TLS Online TPP Program

#Question id: 3290

#SCPH28 | Zoology

Dog breeders maintain the purity of breeds by keeping dogs of different breeds apart when they are fertile. This kind of isolation is most similar to which of the following reproductive isolating mechanisms?