A non proteinaceous enzyme is
A non proteinaceous enzyme is
Options
(a) Ligase (b) Deoxyribonuclease (c) Lysozyme (d) Ribozyme
Correct Answer:
Ribozyme
Explanation:
Ribozyme is RNA acting like an enzyme or biocatalyst.
Cell Structure and Functions
In meiosis crossing over is initiated at
In meiosis, crossing over is initiated at
Options
(a) Pachytene (b) Leptotene (c) Zygotene (d) Diplotene
Correct Answer:
Pachytene
Explanation:
Leptotene is Condensation of chromatin.Zygotene is Synapsis of homologous chromosomes.Pachytene is Crossing over.Diplotene […]
DNA content is doubled during
DNA content is doubled during
Options
(a) metaphase (b) Interphase (c) prophase (d) telophase
Correct Answer:
Interphase
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting […]
Four phases of cell cycle are
Four phases of cell cycle are
Options
(a) G₁→S→G₂→M (b) S→G₁→G₂→M (c) G₁→G₂→S→M (d) M→G₁→G₂→S
Correct Answer:
G₁→S→G₂→M
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
Difference between rough and smooth endoplasmic reticulum is that
Difference between rough and smooth endoplasmic reticulum is that
Options
(a) rough ER has ribosomes (b) smooth ER has ribosomes (c) smooth ER takes part in protein synthesis (d) both has F₁ particles
Correct […]
Difference between prokaryote and eukaryote lies in
Difference between prokaryote and eukaryote lies in
Options
(a) cell size (b) cell shape (c) chemical composition of protoplasm (d) organisation of nuclear material
Correct Answer:
organisation of nuclear material
Explanation:
No explanation available. […]
Folding of inner membrane of mitochondria are called
Folding of inner membrane of mitochondria are called
Options
(a) grana (b) cristae (c) sacs (d) calcium oxalate crystal
Correct Answer:
cristae
Explanation:
No explanation available. Be the first to write the explanation for […]
Dictyosomes are also called
Dictyosomes are also called
Options
(a) lysosome (b) Golgi body (c) ribosome (d) mitochondria
Correct Answer:
Golgi body
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
Fluid mosaic model of cell membrane was put forward by
Fluid mosaic model of cell membrane was put forward by
Options
(a) Danielli and Davson (b) Singer and Nicolson (c) Garner and Allard (d) Watson and Crick
Correct Answer:
Singer and Nicolson
Explanation:
No […]
Flocculation or coagulation of protoplasm is the
Flocculation or coagulation of protoplasm is the
Options
(a) interchangeability between sol and gel states (b) ability to scatter that beam of light (c) erratic zig-zag movements of protoplasmic particles (d) ability of protoplasm […]