Which of these statements is false? Veins always carry blood toward the heart. Veins can carry oxygen-rich blood. Arteries always carry blood away from the heart. Arteries never carry oxygen-rich blood.

Arteries never carry oxygen rich blood

Explanation:

This is totally wrong as most Arteries carry oxygenated blood away from.the heart to other organs and structures. Only the pulmonary artery carries deoxygenated blood to the lungs for oxygenation

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: