Practice Questions

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

Persons with type AB blood display both A and B antigens on their red blood cells.
Heterozygous and homozygous flowers are both purple in case of incomplete dominance.
"Small eye" in mice is caused by loss of one copy of the pax6 gene
A mutation in a protein causes it to become much more active than usual.

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TLS Online TPP Program

#Question id: 350

#SCPH05 I Biotechnology

Cohesion, surface tension, and adhesion are the properties of water molecules that ________.

TLS Online TPP Program

#Question id: 14509

#SCPH01 Biochemistry

Aishwarya studies either computer science or mathematics everyday. If she studies computer science on a day, then the probability that she studies mathematics the next day is 0.6. If she studies mathematics on a day, then the probability that she studies computer science the next day is 0.4. Given that Aishwarya studies computer science on Monday, what is the probability that she studies computer science on Wednesday ?

TLS Online TPP Program

#Question id: 15272

#SCPH06 I Botany

During the RNA extraction guanidinium thiocyanate functions as a strong inhibitor of

TLS Online TPP Program

#Question id: 27830

#Research Methodology

Dragonfly’, the recent project of NASA, was launched to explore which planet?

TLS Online TPP Program

#Question id: 5569

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

What makes sexually reproduced offspring genetically different from their parents?