Think two very different vertebrates that live on land. which vertebrates do they belong to?

Secondary pollutants are more harmful than primary pollutants. select the best answer from the choices provided ot of

Plants that have reproductive structures called cones are?

Which statement about the pancreas is not true? a. it is an endocrine organ in the abdomen. b. it release chemicals into the digestive system. c. it releases insulin to increase glucose levels. d. it release hormones into the bloodstream.