Larger animals like humans and horses tend to have A: exoskeletons

B: endoskeletons

C: hydrostatic skeletons

WHICH ONE PLS HELP

B. Endoskeletons

Animals that have endoskeletons are usually vertebrates, in other words they have a backbone. Humans, horses, giraffes etc,all have endoskeletons. 

hope this help! ^^

answer; ///(b) it is composed of four protein chains and four heme groups;

answer; the correct answer is conflict- related aggression; +