A dikaryon is formed when
1. meiosis is arrested
2. the two haploid cells do not fuse immediately
3. cytoplasm does not fuse
4. None of the above
Members of Phycomycetes are found in
(i) Aquatic habitats
(ii) On decaying wood
(iii) Moist and damp places
(iv) As obligate parasites on plants
Choose from the following options.
1. (i) and (iv)
2. (ii) and (iii)
3. All of these
4. None of these