The correct answer is:
A- a policy favoring native-born Americans over immigrants
Explanation:
Nativism is the executive position of processing status for several organized inhabitants of a nation as contrasted to requirements of newcomers or aliens. It is characterized by opposition to immigration based on fears that the emigrants will deteriorate or spoil surviving cultural importance.
I’m pretty sure it may be: ecology ?
Answer:
DNA
Explanation:
DNA
Avery is best known for his 1944 discovery that DNA is the material of which genes and chromosomes are made.
Answer:
No
Explanation:
Freshwater biology is the scientific biological study of freshwater ecosystems and is a branch of limnology.
