List of top Life Science Questions on Cell Biology

Features held in common by prokaryotic and eukaryotic cells. Select the incorrect option(s)
A. Plasma membrane of similar construction
B. Cytoskeletal filaments built of proteins similar to actin and tubulin
C. Division of cells into nucleus and cytoplasm
D. Ability to ingest particulate material by phagocytosis
Select the correct sequence of morphological changes occurring in Apoptosis
A. Membrane blebbing
B. Phagocytosis
C. Nuclear fragmentation
D. Apoptotic bodies
Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R
Assertion A: X chromosome is acrocentric and Y chromosome is submetacentric.
Reason R: This is based on the position of centromere on the chromosome.
A special membranous structure which increases the surface area of plasma membrane is:
The attachment site for microtubules that separates chromosomes during cell division:
The genetic material of a prokaryotic cell is present in:
What is the primary composition of lipid rafts found in plasma membranes?
During cellular fractionation, which organelle typically forms part of the pellet when centrifuged at 1000g for 10 minutes?
To observe the specific part of a tissue section under compound microscope, the contrast can be increased by:
Which of the following will be the part of the pellet, when tissue cells are homogenized and centrifuged at 1000g for 10 min.?
The membrane potential of a resting neuron is:
Which one of the following proteins is often referred to as "the guardian of the genome"?