Which of these is a direct impact of excess nitrates coming from agricultural runoff into a freshwater ecosystem? a) reduction of dissolved oxygen, resulting in the decrease of fish species. b) reduction of biological oxygen demand, resulting in the decrease of algal populations. c) increase in dissolved oxygen, resulting in increases of fish populations that feed on the nitrates. d) increase in biological oxygen demand, resulting in the increase of biodiversity for producers and consumers.

chemical because it warmed up which involves temperature and it bubbled which includes changing

mark me brainiest

the backbone of the dna and rna compound is sugar phosphate.

answers are:

lysogenic     viral dna merges with host cell dna

lysogenic     no symptoms

lytic               viral dna takes over

lysogenic     virus does not destroy host cell

lytic               virus destroys host cell

lytic               induces symptoms of viral infection

lysogenic       cell reproduces and spreads provirus