Which best describes the top and bottom images of muscle contraction? 1. The top image is in step 2, and the bottom image is in step 1. 2. The top image is in step 1, and the bottom image is in step 3. 3. Both images are in step 1. 4. Both images are in step 3.

Which best describes the top and bottom images of muscle contraction 1 The top image is in step 2 and the bottom image is in step 1 2 The top image is in step 1 class=