Question

The alga with multinucleated and siphonous vegetative thallus is
(A) Oedogonium
(B) Vaucheria
(C) Fucus
(D) Polysipho Is​

Answer 1

Answer:

when the DNA of a phage is transmitted to the host ,there is a temporary period of disappearance of infectivity such period is called

Answer 2

The correct answer is Option B: Vaucheria

• In many algae that belong to siphonales or have siphonous vegetative thallus, there is no cross-wall formation.
• The plant body growth takes place at the time of formation of reproductive organs.
• They have a tube-like body structure and possess more than one nuclei, and thus, they are multinucleated.
• Many other algae, which have a continuous aseptate thallus formation, are also classified under this category.