How is the genetic code carried within the DNA? a In the sequence of nitrogen bases
b Along the sugar-phosphate backbone
c By the arrangement of the sugars
d Between the peptide bonds

the three components of a nucleotide are the nitrogenous base, the phosphate group and the five-carbon sugar.

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.

the wetland preservation movement began in the u.s. in earnest with the clean water act (cwa) of 1972. although not specifically written to protect wetlands, the cwa is comprised of a series of regulations designed to prevent pollutants from contaminating u.s. waters.