The enzyme recombinase is required at which stage of meiosis:
Options
(a) Pachytene (b) Zygotene (c) Diplotene (d) Diakinesis
Correct Answer:
Pachytene
Explanation:
The enzyme recombinase is required at pachytene stage of meiosis. It […]
Select the option which is not correct with respect to enzyme action:
Options
(a) Substrate binds with enzyme at its active site. (b) Addition of lot of succinate does not reverse the inhibition of […]
Select the correct option : (a)Synapsis aligns homologous chromosomes(i)Anaphase-II (b)Synthesis of RNA and protein(ii)Zygotene (c)Action of enzyme recombinase(iii)G2-phase (d)Centromeres do not separate but chromatids move towards opposite poles(iv)Anaphase-I (v)Pachytene
Options
(a) (a) – […]
Select the correct matching in the following pairs:
Options
(a) Smooth ER – Synthesis of lipids (b) RoughER – Synthesis ofglycogen (c) RoughER – Oxidation of fatty acids (d) Smooth ER – Oxidation […]
Satellite DNA is important because it:
Options
(a) shows high degree of polymorphism in population and also the same degree of polymorphism in an individual, which is heritable from parents to children (b) […]
Nuclear envelope is a derivative of :
Options
(a) Membrane of Golgi complex (b) Microtubules (c) Rough endoplasmic reticulum (d) Smooth endoplasmic reticulum
Correct Answer:
Rough endoplasmic reticulum
Explanation:
No explanation available. Be […]
Match the columns and identify the correct option. Column-I Column-II (a)Thylakoids(i)Disc-shaped sacs in Golgi apparatus (b)Cristae(ii)Condensed structure of DNA (c)Cisternae(iii)Flat membranous sacs in stroma (d)Chromatin(iv)Infoldings in mitochondria
Options
(a) (a) – (iii), (b)- […]
In human females, meiosis-II is not complete until?
Options
(a) fertilization (b) uterine implantation (c) birth (d) puberty
Correct Answer:
fertilization
Explanation:
No explanation available. Be the first to write the explanation for […]
In ‘S’ phase of the cell cycle:
Options
(a) amount of DNA doubles in each cell. (b) amount of DNA remains same in each cell. (c) chromosome number is increased (d) amount of DNA […]
During which phase(s) of cell cycle, amount of DNA in a cell remains at 4 C level if the initial amount is denoted as 2C ?
Options
(a) G0 and G1 (b) G1 and […]
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