Compared with vertebrates, most invertebrates: A. require faster delivery and greater quantities of nutrients
B. have more complex layers of cells
C. require a higher level of oxygen
D. have slower distribution of blood

B po trust me pinag aralan ko n apo iyan thankss po gusto ko lang pong makatulong

a neutral ph of 7 and normal organism temperature is needed for a certain enzyme to be effective.  

what would happen to the enzyme if the ph and/or temperature fluctuate greatly from the norm?  

a.the enzyme’s hydrogen bonds will break.  

b.the activation energy will increase.  

c.more product will be formed.

d.the ideal temperature and ph for the enzyme function will decrease.