GATE BT 2022 Paper 1 — page 17

Questions 49–51 of 65. Imported answers require review unless explicitly marked reviewed.

Paper practice 65 questionsPage 17 of 22

Which of the following is(are) COMMON feature(s) for both aerobic and anaerobic bacterial cultures?

Your answerSelect all correct options. You can choose more than one.

Glycolysis

NAD

is the oxidising agent

Oxidative phosphorylation

Two net ATP molecules formed per glucose molecule

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Which of the following plot(s) is(are) CORRECT for an enzyme that obeys Michaelis-Menten kinetics, assuming

is the concentration of the substrate,

is the Michaelis constant, and

is the initial reaction velocity.

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Which of the following statement(s) is(are) CORRECT regarding the lac operon in E. coli when grown in the presence of glucose and lactose?

Your answerSelect all correct options. You can choose more than one.

At low glucose level, the operon is activated

At high glucose level, the operon is activated to enable the utilization of lactose

The lac repressor binds to operator region inactivating the operon

Binding of lactose to the lac repressor induces the operon

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2022 · Paper 1