Life Sciences
GATE XL format:mcq PYQs
Build your understanding with focused practice from past exam papers.
Questions 451–460 of 812. Imported answers require independent review unless marked reviewed.
Question 8
Open questionXL-QMCQ1 markNeeds review
Choose the correct order of molecules according to their ability to diffuse across a lipid bilayer.
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 11
Open questionXL-QMCQ2 marksNeeds review
One mole of a native protein upon N-terminal analysis yielded one mole each of Asp and Val. Therefore, the protein in its native state exists as a
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-QMCQ2 marksNeeds review
The prosthetic groups/cofactors involved in both 1e
and 2e
transfer in the mitochondrial electron transport chain areYour 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-QMCQ2 marksNeeds review
Match the items in Group I with the most appropriate items in Group II and choose the correct option.
Group I:
P. Integrin
Q. Microglial cell
R. TLR-7
S. Dendritic cell
Group II:
Phagocytosis in the neural tissue
Antigen processing by cross-presentation
Single stranded RNA recognition
Binding of cells to endothelium
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 14
Open questionXL-QMCQ2 marksNeeds review
The correct combination of glycosidic linkages present in glycogen 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 15
Open questionXL-QMCQ2 marksNeeds review
Polypeptides are either biosynthesized on the ribosomes using an mRNA template or chemically synthesized by the Merrifield’s solid phase method. The correct directions of peptide synthesis are
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 1
Open questionXL-RMCQ1 markNeeds review
Indefinite stamen is a characteristic feature of which of the following plant families?
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 2
Open questionXL-RMCQ1 markNeeds review
In natural condition, which of the following plants DOES NOT exhibit anomalous secondary growth?
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 3
Open questionXL-RMCQ1 markNeeds review
In a typical angiosperm under natural condition, primary meristems are usually established during
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 4
Open questionXL-RMCQ1 markNeeds review
2-Methoxy-3, 6-dichlorobenzoic acid belongs to which class of plant growth regulators?
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