IAT (IISER) 2024

Which of the following is NOT derived from the epidermal cell layer in plants?

Which one of the following statements is correct?

Polymerase chain reaction (PCR) is used to amplify a gene of interest (GOI). If, after 30 cycles of PCR, 1 billion copies of GOI are produced, approximately how many copies of GOI were present at the end of the $20^{\text {th }}$ cycle?

Which of the following plasmid vectors can be used for cloning of a gene, with restriction enzymes BamHI and EcoRI, and ampicillin-containing nutrient agar for selection? [Ori - origin of replication; $\mathrm{Amp}^R$ - gene for ampicillin ...

Which of the following statements is correct about the oxygen $\left(\mathrm{O}_2\right)$ dissociation curves A and C relative to curve B ?

Which of the following statements about meiosis in sexually reproducing plants is INCORRECT?

\(\text { Match the enzymes in Column I with the cellular compartments in Column II. }\)








Column I



Column II





P

Succinate dehydrogenase

i

Cytoplasm





Q

Pyruvate dehydrogenase

ii

Inner mitochondrial membrane





R

...

Which of the following is routinely performed to detect typhoid?

\(\text { Match the list of conditions with the list of affected physiological processes. }\)


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Which of the following proteins plays a direct role in muscle contraction?

What will be the sequence of RNA synthesized using the following DNA template strand?
$5^{\prime}$-GTCTAGGCTTCTC- $3^{\prime}$

A population with $N=400$ in asymptote at $K=500$ individuals, $K$ being the carrying capacity. Assuming the intrinsic rate of natural increase $(r)$ to be 0.01 , what would be the population browth rate ( $\mathrm{dN} / \mathrm{dt}$ )?

Which of the following graphs represents the correct relationship between light intensity (Xaxis) and the rate of photosynthesis ( $Y$-axis)?

The following pedigree diagram shows the inheritance of a rare genetic disorder (filled shapes depict affected individuals).

Which of the following is the most likely pattern of inheritance of the disorder?

Two species of a flowering plant, $P(2 n=20$ chromosomes) and $Q$ ( $2 n=30$ chromosomes) are reciprocally crossed with each other as male or female as shown below to produce F1 seeds. Which of the following seed tissues from both the F1 se...