Which mendelian idea is depicted by a cross in which the F₁ generation resembles both the parents?
Options
(a) Law of dominance (b) Inheritance of one gene (c) Co-dominance (d) Incomplete dominance
Correct […]
The genetically-modified (GM) brinjal in India has been developed for:
Options
(a) insect-resistance (b) enhancing shelf life (c) enhancing mineral content (d) drought-resistance
Correct Answer:
insect-resistance
Explanation:
No explanation available. Be the first […]
PCR and Restriction Fragment Length Polymorphism are the methods for :
Options
(a) Study of enzymes (b) Genetic transformation (c) DNA sequencing (d) Genetic Fingerprinting
Correct Answer:
Genetic Fingerprinting
Explanation:
No explanation available. […]
One gene-one enzyme relationship was established for the first time in
Options
(a) Salmonella typhimurium (b) Escherichia coli (c) Diplocococcus pneumoniae (d) Neurospora crassa
Correct Answer:
Neurospora crassa
Explanation:
It was given by […]
Monascus purpureus is a yeast used commercially in the production of :
Options
(a) ethanol (b) streptokinase for removing clots from the blood vessels (c) Citric acid (d) blood cholesterol lowering statins
Correct Answer: […]
Meristematic tissue responsible for increase in girth of tree trunk is
Options
(a) Apical meristem (b) Intercalary meristem (c) Lateral meristem (d) Phellogen
Correct Answer:
Lateral meristem
Explanation:
Lateral meristems are meristems which […]
At metaphase, chromosomes are attached to the spindle fibres by their:
Options
(a) satellites (b) secondary constrictions (c) kinetochores (d) centromere
Correct Answer:
kinetochores
Explanation:
Kinetochores are large protein complexes that bind the centromeres […]
Which one of the following pairs is wrongly matched?
Options
(a) Ginkgo -Archegonia (b) Salvinia – Prothallus (c) Viroids – RNA (d) Mustard – Synergids
Correct Answer:
Ginkgo -Archegonia
Explanation:
Archegonia are not formed […]
Which of the following Bt crops is being grown in India by the farmers?
Options
(a) Cotton (b) Brinjal (c) Soyabean (d) Maize
Correct Answer:
Cotton
Explanation:
No explanation available. Be the first […]
The unequivocal proof with dominant material came from the studies on a
Options
(a) bacteriam (b) fungus (c) viroid (d) bacterial virus
Correct Answer:
bacterial virus
Explanation:
Bacteriophage was used by Hershey and […]
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