The three-domain system of classification is based on:

Engler and Prantl published a phylogenetic system in the monograph:

Which domain of the three-domain system includes the Kingdom Monera of the five-kingdom classification system?

Into how many groups did Linnaeus classify plants?

In the five-kingdom system,the main basis of classification is

Consider the following statements $(A-D)$:
$(A)$ Heterocysts are important sites for nitrogen fixation in $\text{BGA}$.
$(B)$ Cell wall of diatoms is indestructible due to presence of calcium carbonate.
$(C)$ In fungi,the cell wall is made up of chitin.
$(D)$ Algae show isogamous,anisogamous,and oogamous types of sexual reproduction.
How many of the above statement$(s)$ is/are not correct?