Answer:
With protein kinase activation, a lot of enzymes are phosphorylated by other enzymes.
Explanation:
Hormones often cause multiple responses in a cell because they activate a cascade where the protein kinase activation, phosphorylation, and activation of one enzyme result in the phosphorylation and activation of another enzyme, and so on. This cascade of activation has multiple effects on the cell.
C. Problem focus - seems to fit the best for stress-relieving techniques
The three minute step test involves stepping up and down on an 18-inch step for three minutes, at a rate of 24 steps per minute. The recovery pulse is then counted for 30 seconds after a one minute rest.
The Rockport walk test is performed on the treadmill, encouraging the participant to walk as fast as they can control for one mile. The workout time and heart rate are recorded at the mile mark and compared against standard averages.
