Tag: TIFR Previous Year Question Papers Biology PYQ With Answer Key Download

Which of the following phyla are considered diploblastic (i.e. consisting of two germ layers)? Echinodermata Chordata Mollusca Cnidaria Among the given options, only Cnidaria is diploblastic; Echinodermata, Chordata and Mollusca […]

Mature vertebrate erythrocytes always: Lack a nucleus Have a bi-concave shape Use haemoglobin to carry oxygen All of the above Correct option: The statement is not true for “mature vertebrate […]

While culturing a eukaryotic cell line, you add radio-labelled methionine in the culture media. After addition, you are able to cleanly separate individual organelles at different times. In which organelle […]

The nervous systems of invertebrates differ from the nervous systems of vertebrates in the following way: Invertebrate neurons lack a myelin sheath around their axons. Invertebrate neurons do not generate […]

A mitochondrial mutation is detected in a man. This mutation is only lethal beyond the age of 70. He marries a woman who does not carry the mutation, and they […]

If a person has memory loss which part of the brain is most likely affected? Amygdala Spinal cord Neocortex Hippocampus The correct answer is: Hippocampus. Among the given options, damage to […]

Which of the following molecules is a tautomer of the structure shown? The correct answer is Option D. The structure in option D is the proper tautomer of the given pyrimidine ring because […]

A series of alkanes is shown below. Which one has the lowest melting point 2 3 1 4 The cyclic alkane with the lowest melting point among the given options […]

The data in the table in the table below is collected for an enzyme-catalyzed reaction. The Km for this enzyme is approximately: 8 x 10-6 mM 2.0 x 10-5 mM […]

Which of the following options show the appropriate solubility (S) curve of globular protein in polar solvent when plotted as a function of pH. IEP is the isoelectric point of […]