SMMM OONNNEEE PLLLEEEASSSEEE HEEELPPP ME. WITH THE RED PART ON THE TOP RIGHT CORNER I PICKED DOLPHIN BECAUSE IT LOOKS LIKE THR KILLER WHALE IT SAY I CHOOSE BECAUSE... NEED HELP WITH THAT N LINKS​ WHY THE DOLPHIN LOOK SIMILAR TO THE KILLER WHALE

Which way do the nitrogenous bases in dna pair up? a. a and g; t and c b. a and c; t and g c. a and t; g and c d. a and a; t and t; g and g; c and c

Anne, an intern in a microbiology lab, was observing the characteristics of various specimens of protists. match each specimen to the category of protist to which it belongs.

Which statement describes a way in which the digestive and excretory systems work together? a. the nephrons absorb nutrients from food going to the large intestine. b. the excretory system balances blood gases in the small intestine. c. the intestinal villi filter blood and send wastes to the bladder. d. the excretory system balances the salts and water obtained from digested food