Which organelle plays a crucial role in detoxification and lipid synthesis?
Rough Endoplasmic Reticulum
Golgi Apparatus
Smooth Endoplasmic Reticulum
Lysosomes
Related Questions
Which of the following is the function of cytoskeleton?
Intracellular transport
Maintenance of cell shape and structure
Support of the organelles
All of the above
Subunits of 80 S ribosome are
40 S
60 S
Both (a) and (b)
None of these
The component of endomembrane system that may have ribosomes on its surface
a. Is specialized in the synthesis of lipids
b. Is site of protein synthesis
c. Helps in formation of plasma membrane during cytokinesis
d. Consists of cisternae, vesicle and tubules
Choose the correct one(s).
a. Is specialized in the synthesis of lipids
b. Is site of protein synthesis
c. Helps in formation of plasma membrane during cytokinesis
d. Consists of cisternae, vesicle and tubules
The nucleosome core particle plays a crucial role in DNA packaging. Which of the following correctly describe its composition and characteristics?
(a) It comprises eight histone proteins.
(b) It involves approximately 146 base pairs of DNA wrapped around the histone core.
(c) Histones are rich in acidic amino acids like aspartic acid and glutamic acid.
(d) The DNA is wrapped around the histone core in a left-handed manner.
(e) Nucleosomes contribute to the higher-order structure of chromatin.
(a), (b), and (e)
(a), (c), and (d)
(b), (c), and (e)
(a), (b), and (d)
In multicellular organisms, the 70 S ribosomes are found in the following parts of the cells
Lysosomes
Mitochondria
Nucleus
Endoplasmic reticulum
Acid hydrolase is found in
Golgi body
ER
Lysosome
Vacuole
DNA is not present in?
Ribosome
Nucleus
Mitochondria
Chloroplast
A protein destined for secretion from the cell is synthesized in the rough ER and then travels through several organelles. Which of the following represents the typical path of this protein through the endomembrane system?
Golgi apparatus → Rough ER → Vesicles → Plasma membrane
Rough ER → Golgi apparatus → Vesicles → Plasma membrane
Rough ER → Lysosomes → Vesicles → Plasma membrane
Rough ER → Vesicles → Golgi apparatus → Plasma membrane
A complex of ribosomes attached to a single strand of RNA is known as:
Nucleosome
Polysome
Mesosome
Lysosome
Which one of the following is not a plastid?
Mitoplast
Chromoplast
Chloroplast
Leucoplast
