Normally, in the process of osmosis, the net flow of water molecules into or out of the cell depends upon differences in the ?

8 years ago

A. Concentration of water molecules inside and outside the cell B. Concentration of enzymes on either side of the cell…

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 ?

8 years ago

A. Environmental biologist B. Paleontologist C. Marine biologist D. Social biologist

Most cell membranes are composed principally of ?

8 years ago

A. DNA ad protein B. Protein and Lipids C. Protein and Chitin D. Protein and RNA

A large regional community primarily determined by climate is called ?

8 years ago

A. Population B. Community C. Biome D. Habitat

Which of the following pathogen type cause disease that can be treated with antibiotics ?

8 years ago

A. bacteria B. fungi C. virus D. none of these

Different species of plants and animals living in the same habitat is called?

8 years ago

A. Population B. Community C. Biome D. Habitat

The evaporative cooling in the respiratory tract of dogs is called?

8 years ago

A. Vasodilation B. Vasoconstriction C. Panting D. All of these

Group of living organisms of the same species living in the same place at the same time is called ?

8 years ago

A. Community B. Population C. Ecosystem D. Biome

Production of sweat and sebum is related with ?

8 years ago

A. Skin B. Liver C. Lungs D. GIT

In animals coordination is achieved by means of?

8 years ago

A. Nervous system B. Endocrine system C. Respiratory system D. Both A and B

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