Greenhouse gas concentrations began to rise in the and significantly started to
rise

early 1800's; 1960

late 1800's; 1970

early 1900's; 1980

mid 1800's; 1950

Which of the following is a macronutrient? carbohydrates lipids amino acids all of the above

Name the two stages involved in protein synthesis and explain what occurs in each of the two stages. be sure to also indicate where each process takes place. plz don't give one sentence answers : d

Is there any solid scientific evidence that humans have been cloned?