It affects the watersheds period because gravity causes rivers to flow downward from higher elevation. A good portion of them are glacial meltwater. It can divert the courses of rivers because water takes the path of least resistance.
third fourth first fifth second
Cell wall : provides rigidity and structural support
Chloroplast : absorbs light energy
Vacuole : filled with cell sap for storage and to keep cell rigid and turgid
During interphase, the cell grows, accumulating nutrients needed for mitosis, preparing it for a big cell division and duplicating its DNA. During the mitotic phase, the chromosomes separate. During the final stage, cytokinesis, the chromosomes and cytoplasm separate into two new daughter cells.
Answer:
Option B
Explanation:
Given
Number of incidences or frequency of an autosomal recessive disease 
As per Hardy Weinberg's equation, frequency of a recessive genotype is 

As per first equation of Hardy Weinberg's -

so ,


As per second equation of Hardy Weinberg's -

Substituting the given values in above equation, we get -
%

Hence, option B is correct.