How did scientists bring back she Spanish Flu?

By replacing the genes for either the 1918 virus’s surface protein

Explanation:

CDC researchers and their colleagues have reconstructed the influenza virus that caused the 1918-1919 flu pandemic.

common management practices in dairy and poultry farming are: (i) proper shelter facilities and their regular cleaning. (ii) some basic hygienic conditions such as clean water, nutritious food, etc. (iii) animals are kept in spacious, airy, and ventilated place.

regents of the university of california v. bakke, 438 u.s. 265 (1978), was a landmark decision by the supreme court of the united states. it upheld affirmative action, allowing race to be one of several factors in college admission policy.