Which type of strength training uses machine-generated forces to increase muscle strength and endurance?

In a paragraph, write a personal physical activity plan using current safety guidelines. your plan should include an approach for assessing your own physical activity level. include supporting details in the form of facts, statistics, or examples.

The breakdown of peptides into amino acids is an example of . the release of insulin after eating a large meal is an example of .

How could natural selection best be used to explain the evolution of the white fur of arctic fox