When all forces acting on the object are in the same direction
short whiskers and short whuskers
A major disadvantage of artificial classifications is that they have little predictive value; arbitrarily selected properties do not necessarily correlate well with each other. This generally means that they are of little use for purposes other than that for which they were designed.
The body has levels of organization that build on each other. Cells make up tissues, tissues make up organs, and organs make up organ systems. The function of an organ system depends on the integrated activity of its organs. For instance, digestive system organs cooperate to process food.
Answer: 1) They are made up of protein. 2) They do not used up in reaction. 3) They speed up the reaction. 4) They are specific in action.
Explanation:
