Which of the following options best depicts the process of protein synthesis? 1. protein → RNA → DNA
2. DNA → amino acid → RNA → protein
3. DNA → RNA → protein
4. RNA → DNA → RNA → protein

In this case, the statement that people who exercise for an hour may have lower cholesterol levels is .

What in scientific term why the salty popcorn causes this thirst

(select all the correct choose each statement that is scientific. - the opinions of randomly selected participants in a survey prove the idea that global temperatures are not increasing on earth. - the universe's average temperature and rate of expansion support the idea that it began as one super-dense and hot mass 13.8 billion years ago. - ocean tides are caused by the uneven gravitational pulls of the moon and sun on different parts of earth. - human life is more valuable than other forms of life on earth because humans are more intelligent than other organisms.