Life Sciences
2021 · Paper 1
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE XL 2021 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 76–78 of 125. Imported answers require review unless explicitly marked reviewed.
Question 11
Open questionXL-SMCQ2 marksNeeds review
Under anaerobic fermentative growth conditions, one mole of glucose yields 22 grams of Streptococcus faecalis or 8.6 grams of Zymomonas mobilis. The molar growth yield (YATP) for (i) S. faecalis and (ii) Z. mobilis will be
Your answerChoose one option.
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 12
Open questionXL-SMCQ2 marksNeeds review
The order of abundance of quinones (ubiquinone [UQ], menaquinone [MQ] and demethylmenaquinone [DMQ]) in E. coli growing anaerobically on fumarate is
Your answerChoose one option.
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 13
Open questionXL-SMCQ2 marksNeeds review
What is the number of ATPs generated per molecule of NADH during oxidative phosphorylation in E. coli via (i) NDH-1 and cytochrome bo complex or (ii) the NDH-2 and cytochrome bd complex? (Assume H⁺/ATP = 3)
Your answerChoose one option.
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer