1
IAT (IISER) 2024
MCQ (Single Correct Answer)
+4
-1

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

Column I Column II
P Succinate dehydrogenase i Cytoplasm
Q Pyruvate dehydrogenase ii Inner mitochondrial membrane
R Lactate dehydrogenase iii Mitochondrial matrix
S ATP synthase iv Thylakoid membrane
v Inner chloroplast membrane
Which of the following combinations is correct?
A
$P-(i i) ; Q-(i i i) ; R-(i) ; S-(i v)$
B
$P-(i v) ; Q-(i) ; R-(i i i) ; S-(i i)$
C
$P-(i i i) ; Q-(i i) ; R-(i) ; S-(i v)$
D
$P-(i i i) ; Q-(i) ; R-(i v) ; S-(i i)$
2
IAT (IISER) 2024
MCQ (Single Correct Answer)
+4
-1

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 seeds ( $R$ and $S$ ) will have the same chromosome numbers?

IAT (IISER) 2024 Biology - Sexual Reproduction in Flowering Plants Question 1 English
A
Endosperm
B
Embryo
C
Embryo and seed coat
D
Embryo and endosperm
3
IAT (IISER) 2024
MCQ (Single Correct Answer)
+4
-1

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 resistance]

A
IAT (IISER) 2024 Biology - Biotechnology: Principles and Processes Question 1 English Option 1
B
IAT (IISER) 2024 Biology - Biotechnology: Principles and Processes Question 1 English Option 2
C
IAT (IISER) 2024 Biology - Biotechnology: Principles and Processes Question 1 English Option 3
D
IAT (IISER) 2024 Biology - Biotechnology: Principles and Processes Question 1 English Option 4
4
IAT (IISER) 2024
MCQ (Single Correct Answer)
+4
-1

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?

A
10 million
B
0.66 billion
C
1 million
D
0.1 billion
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