Need

put these actions in order:

amino acids enter the bloodstream and are circulated throughout the body.

amino acids are absorbed by the capillaries in the jejunum.

in mechanical digestion, the teeth grind food and break it in to smaller parts.

churning and the enzyme pepsin break down protein in the stomach.

trypsin and chymotrypsin act on the proteins to break them down in the duodenum.

the pancreas releases the enzymes trypsin and chymotrypsin.

Researchers randomly divide participants into groups. each group takes a different amount of omega-3 fatty acid supplements daily for a month. one group receives a placebo. the researchers measure the impact on cholesterol levels in the blood. what is the purpose of random assignment in this experiment? a, to produce treatment groups with similar characteristics b, to ensure that all people with high cholesterol have an equal chance of being selected for the study c, to increase the accuracy of the research results and prevent skewness in the data

What is the importantence of the carbon and nitretan cycles in the environment

The bacteria found in soil is usually harmful and measures are taken to remove any traces of microorganisms. true or false