Answer:
The answer is B.
Explanation:
The United States has been progressively expanding towards the southwest since the start of the country.
Answer:
The purpose of peer review is to ensure that its quality, validity, and relevance have been assessed by independent peers within the field.
Explanation:
or to ensure that the findings are reliable and suitable for the audience.
Answer: The statement that best describes cancer cells is option D.
Explanation:
Every amino acid also has another atom or group of atoms bonded to the central atom known as the R group. This R group, or side chain, gives each amino acid proteins specific characteristics, including size, polarity, and pH.