Answer: the correct answer is A. ACTH
Explanation:
ACTH stands for Adrenocorticotropic hormone Adrenocorticotropic hormone (ACTH, also adrenocorticotropin, corticotropin) is an important component of the hypothalamic-pituitary-adrenal axis and is often produced in response to biological stress (along with its precursor corticotropin-releasing hormone from the hypothalamus). Its principal effects are increased production and release of cortisol by the cortex of the adrenal gland. ACTH is also related to the circadian rhythm in many organisms.
If it says choose 2 or all that apply to the question then it would be B. Hydrogean and C. Carbon because if it had carbon and hydrogean atoms together you can see if it's organic and if you don't see it then it's inorganic. Also, if it says choose one answer then it's D. Carbon (Your Welcome
Answer:
Whales = lungs
Clams = gills
Spiders = tracheal system
It is converted into chemical energy.
