Which of these may be a matter of serious concern for an ENVIRONMENTALIST?
1.increase in tigers which is a threat to herbivourous animals
2.involment of more tribal people in the conservation than proffesionals
3.commercial extraction of timber and other forest produce to meet urban demands
4.exploitation of migrated labourers by contractors in a construction site

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.  

the answer is c) abandoned properties that are contaminated with hazardous materials.

b.