Asap test monday

what word best describes the ph at which the speed of a reaction involving an enzyme occurs best?

What maintain homeostasis when a persons internal body temperature is 97.5°f

What condition is kept close to its set point in osmoregulation? a. body temperature b.platelet count c.blood glucose level d.water balance

Use the phylogenetic tree to the right to determine which statement below is true. organisms a and f are not related. organism e is more closely related to organism b than organism f. organisms c and d are more closely related than organisms a and b. phylogenetic trees