Question 1 Janica placed an ice cube in her thermos of hot coffee. Which of the following describes the change to the energy in the system?

Tlymphocytes mature in the? a. thyroid gland. b. bone marrow. c. spleen. d. thymus.

Describe the response the kidneys have to dehydration and excessive water intake. what happens to the concentration of urine in each case ?

Several bird species feed in a certain species of tree. each bird species feeds in a different part of the tree. which statement is true of these bird species? a. they have adapted to different niches due to competition b. they have a carnivorous relationship with the tree species. c. they have adapted to different niches due to predation d. they have a symbiotic relationship with the tree species.