The visible characteristics of an organism, such as hair color, describes the of that organism. O Phenotype
O Genotype

surface modification is a versatile tool and has been widely used in material science and engineering that has significantly facilitated the study and characterization of complex materials. at  matexcel, experienced experts in surface science can offer tailored efforts to meet the specific needs from our clients.

the answer would be d : p

the contamination

we are putting to many trash.

bradykinin is a physiologically and pharmacologically active peptide of the kinin group of proteins, consisting of nine amino acids.