Biology — Test 6
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Question 1
A chemical substance that reacts with enzyme but is not transformed into product and thus blocking active site is called__________?
Question 2
Percentage of water in brain cells is_______?
Question 3
The atoms of different elements combine with each other through ionic or covalent bonding to produce compounds this stable form is called__________?
Question 4
Different species of plants and animals living in the same habitat is called ___________?
Question 5
In animals coordination is achieved by means of_________?
Question 6
___________ is the potential surce of chemical energy for cellular activities?
Question 7
The branch of biology which deals with the study of social behavior and communal life of human beings living in any environment is called________?
Question 8
The concept that various organisms dominated this planet during various geological time period and thus placing organisms in a time squence came from the studies by________?
Question 9
Group of living organisms of the same species living in the same place at the same time is called________?
Question 10
The experiments on DNA molecules in chromosomes for knowing the basis of inherited diseases are conducted by________?