97
Organisms may show …………………concentration of the metal in
areas with high density of………………………….
24Some metals in low concentration may be …………………for
some marine organisms , but at high concentration can be
……………………..Other metals even if they accumulate in the tissues
of marine organisms
will have
………………..effects
on the
organisms as they possess …………………….mechanisms that enable
them to alleviate the toxicity of such metals .