It is commonly stated that 'plants produce oxygen during the day and carbon dioxide at night'. Explain fully the limits of this statement. ​​

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:

instead of copying and pasting things off of tests or work done on computer which im sure you did, try and read over the question carefully