258294 Beggiatoa is a

258295 Identify the pair of wrong statements in the following
(i) Intine of pollen grain is made up of sporopollenin
(ii) Pollen grains are well preserved as fossils because of the presence of sporopollenin.
(iii) Enzymes each degrade the organic material of the exine of pollen grain.
(iv) Sporopollenin can withstand high temperatures, strong acids and alkali

258296 The structure present in cyanobacteria (BGA) helping in nitrogen-fixation is

258298 Plasmid found in bacteria and used as vectors in molecular biology/biotechnology work. These genetic element of bacteria are

258294 Beggiatoa is a

258295 Identify the pair of wrong statements in the following
(i) Intine of pollen grain is made up of sporopollenin
(ii) Pollen grains are well preserved as fossils because of the presence of sporopollenin.
(iii) Enzymes each degrade the organic material of the exine of pollen grain.
(iv) Sporopollenin can withstand high temperatures, strong acids and alkali

258296 The structure present in cyanobacteria (BGA) helping in nitrogen-fixation is

258298 Plasmid found in bacteria and used as vectors in molecular biology/biotechnology work. These genetic element of bacteria are

258294 Beggiatoa is a

258295 Identify the pair of wrong statements in the following
(i) Intine of pollen grain is made up of sporopollenin
(ii) Pollen grains are well preserved as fossils because of the presence of sporopollenin.
(iii) Enzymes each degrade the organic material of the exine of pollen grain.
(iv) Sporopollenin can withstand high temperatures, strong acids and alkali

258296 The structure present in cyanobacteria (BGA) helping in nitrogen-fixation is

258298 Plasmid found in bacteria and used as vectors in molecular biology/biotechnology work. These genetic element of bacteria are

258294 Beggiatoa is a

258295 Identify the pair of wrong statements in the following
(i) Intine of pollen grain is made up of sporopollenin
(ii) Pollen grains are well preserved as fossils because of the presence of sporopollenin.
(iii) Enzymes each degrade the organic material of the exine of pollen grain.
(iv) Sporopollenin can withstand high temperatures, strong acids and alkali

258296 The structure present in cyanobacteria (BGA) helping in nitrogen-fixation is

258298 Plasmid found in bacteria and used as vectors in molecular biology/biotechnology work. These genetic element of bacteria are