Mass graves are often the result of

local criminals
genocide
world politics
taphonomy

answer: 21

step-by-step explanation:

divide 630 by 30. 30 goes into 630 21 times

69 is the correct math for the amino acids

homeostasis is the tendency towards a relatively stable equilibrium between interdependent elements, especially as maintained by physiological processes. and this is how it applies to the integumentary system. back to top. skin functions in homeostasis include protection, regulation of body temperature, sensory reception, water balance, synthesis of vitamins and hormones, and absorption of materials. when body temperature falls, the sweat glands constrict and sweat production decreases.