The motile bacteria are able to move by:
Options
(a) fimbriae (b) flagella (c) cilia (d) pili
Correct Answer:
flagella
Explanation:
Motile bacteria have thin filamentous extensions from their cell wall called flagella
Select the Taxon mentioned that represents both marine and fresh water species :
Options
(a) Echionoderms (b) Ctenophroa (c) Cephalocoradata (d) Cnidaria
Correct Answer:
Cnidaria
Explanation:
No explanation available. Be the first to […]
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 […]
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 […]
Choose the correctly matched pair – ephithelium
Options
(a) Inner lining of salivary ducts- Ciliated epithelium (b) Moist surface of buccal cavity- Glandular epithelium (c) Tubular parts of nephrons- Cuboidal epithelium (d) Inner […]
Choose the correctly matched pair – connective tissue
Options
(a) Tendon-Specialized connective tissue (b) Adipose tissue-Dense connective tissue (c) Areolar tissue- Loose connective tissue (d) Cartilage-Loose connective tissue
Correct Answer:
Areolar tissue- Loose connective […]
In vitro clonal propagation in plants is characterized by:
Options
(a) PCR and RAPD (b) Northern blootting (c) Electrophoresis and HPLC (d) Microscopy
Correct Answer:
Microscopy
Explanation:
Now a days PCR and RAPD […]
An analysis of chromosomal DNA using the Southern hybrization technique does not use:
Options
(a) Electrophoresis (b) Blotting (c) Autoradiography (d) PCR
Correct Answer:
PCR
Explanation:
No explanation available. Be the first to […]
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