When performing the squat, your back should be at what angle?

During the first month of development, how many layers of cells make up the embryo? a. 1 b. 2 c. 3 d. 4

Effective data is which of the following? a) accurate b) precise c) high quality d) all of the above

Which of the following statements regarding gastrointestinal problems and/or treatments is true? a. gi inflammation is a rare disease that can occur after ingesting food toxins or sustaining injury. b. steroids, aspirin, and motrin don't irritate the stomach. c. antibiotics aren't used to treat gastrointestinal problems. d. bacteria such as h. pylori can induce gastric or stomach ulcers.