Prepare for NEET Biology Cell: The Unit of Life with MCQs & PYQs on NEET.GUIDE. Enjoy free practice, previous year questions, and expert solutions to understand cell structure and function.
A complex of ribosomes attached to single strand of RNA is known as:
Polysome
Polymer
Polypeptide
Okazaki fragment
One of the major components of cell wall of most fungi is:
Chitin
Peptidoglycan
Cellulose
Hemicellulose
Which one of the following cell organelles is enclosed by a single membrane?
Mitochondria
Chloroplasts
Lysosomes
Nuclei
Water soluble pigments found in plant cell vacuoles are:
Xanthophylls
Chlorophylls
Carotenoids
Anthocyanins
The association of histone H1 with a nucleosome indicates:
The DNA double helix is exposed
Transcription is occurring
DNA replication is occurring
The DNA is condensed into a Chromatin Fibre
Which of the following components provides sticky character to the bacterial cell?
Glycocalyx
Cell wall
Nuclear membrane
Plasma membrane
Which of the following cell organelles is responsible for extracting energy from carbohydrates to form ATP?
Mitochondrion
Lysosome
Ribosome
Chloroplast
DNA replication in bacteria occurs
Just before transcription
During S-phase
Within nucleolus
Prior to fission