A. They live in the same ecosystem.
B. They are acted upon by the same environment
C. They are highly organized and complex made of one or more cells and contain genetic material
D. Both a and b
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The study of fossils is called__________?
0
A chemical substance that reacts with enzyme but is not transformed into product and thus blocking active site is called__________?
A. Environmental Biology
B. Historical biology
C. Palaeontology
D. Social biology
0
The experiments on DNA molecules in chromosomes for knowing the basis of inherited diseases are conducted by________?
A. Substrate
B. Co-factor
C. Inhibitor
D. Promotor
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Percentage of water in brain cells is_______?
A. Molecular biologists
B. Microbiologists
C. Freshwater biologists
D. Social biologist
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The atoms of different elements combine with each other through ionic or covalent bonding to produce compounds this stable form is called__________?
A. 20%
B. 65%
C. 85%
D. 89%
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Different species of plants and animals living in the same habitat is called ___________?
A. An organ
B. A molecule
C. Tissue
D. Both a and c
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In animals coordination is achieved by means of_________?
A. Population
B. Community
C. Biome
D. Habitat
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___________ is the potential surce of chemical energy for cellular activities?
A. Respiratory system
B. Nervous system
C. Endocrine system
D. Both b and c
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The branch of biology which deals with the study of social behavior and communal life of human beings living in any environment is called________?
A. C-H bond
B. C-O bond
C. C-N bond
D. P-O-C bond
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