<span>Traditionally, immigrants had come to America for economic opportunity and religious freedom. The correct option among all the options that are given in the question is the second option or option "B". The other choices are incorrect and can be neglected. I hope that this is the one that has actually come to your help.</span>
Answer:
True
Explanation:
During the late 1950s and early 1960s, Werner Arber and several others extended the work of an earlier Nobel laureate, Salvador Luria, who observed that bacteriophages (viruses that infect bacteria) not only induce hereditary mutations in their bacterial hosts but at the same time undergo hereditary mutations themselves. Werner Arber’s research was concentrated on the action of protective enzymes present in the bacteria, which modify the DNA of the infecting virus e.g., the restriction enzyme, so-called for its ability to restrict the growth of the bacteriophage by cutting the molecule of its DNA to pieces.
After Stalin died in 1953, the number of people sent to the gulag "<span>c. decreased dramatically," since Stalin was a primary proponent of sending political dissenters, any anyone he felt threatened by to the Gulag as punishment. </span>
The correct answer is Philippe Pinel. He was important because he pioneered a more humane approach to treating mental disorders and was among the first people to classify them and find evidence of things such as schizophrenia or dementia. Many consider him to be the father of modern psychiatry.