Plas
use the diagram to answer the question: which organ system in humans performs a similar function as shown in the plant above? a) circulatory b) respiratory c) digestion d) excretory

The Respiratory organ system

in the year 2850, humans successfully colonized mars. the martian modules that were constructed could hold only a small population of people. it is now a century later, and the population on mars has grown to 600 people. of the current mars population, 45 people express the recessive phenotype for phenylketon- uria (pku) syndrome (pp genotype).

explanation: