Pick the a. b.c below.

a. 8 grass/m2
b. 16 grass/m2
c. 24 grass/m2
d. 32 grass/m2

16grass/m²

Explanation:

Given parameters:

Number of grasses in quadrat = 4

Area of the square  = 0.25m²

Unknown:

Population density  = ?

Solution:

Population density is the number of organisms per given area;

  Population density  =  

 Population density  =   = 16grass/m²

this protocol provides a detailed procedure for chromatin immunoprecipitation (chip) to study the dna-protein interactions.