Catfish are freshwater fish that have "whiskers" with taste buds, as well as a keen sense of smell for locating prey in murky water. Catfish are best adapted for life in the ecosystem.

answer; i believe that the best answer is (secondary cardiac arrest due to

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.

her next move would be to use agarose gel electrophoresis to separate the dna molecules of varying length and create a dna fingerprint.