Answer:D( Ribosomes
Explanation: Since most enzymes are proteins, it will be produced at the ribosomes. It may have an active and an inactive form. Which means another substance Will turn it on or off.
Answer:
The respiratory system is made up of the organs involved in the interchanges of gases. It consists of the:
Nose
Mouth
Throat (pharynx)
Voice box (larynx)
Windpipe (trachea)
Airways (bronchi)
Lungs
Interphase, prophase, metaphase, anaphase
I think d<span>uring sleep, a person's weight and the number of hours he or she sleeps determines how many calories do you burn sleeping. Normally, a person burns about 0.42 calories for every pound in one hour of sleep. For instance, a 150 lb. person burns about 63 calories in one hour.</span>