Top answers

What is the shape of a DNA molecule

Double helix with a sugar and phosphate backbone as well as complimentary base pairs
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what are the seven necessary functions of a living organism

There are 7 characteristics shown by all living organisms which can be remembered using the acronym MRS GREN.They are: movement, respiration, sensitivity, growth, reproduction, excretion and nutrition.
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Answered by Ashni S. • Biology tutor
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What is the role of the heart in the formation of tissue fluid?

Ventricles contraction produce high blood pressure.This forces water and other substances out of the capillaries
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Answered by Aya A. • Biology tutor
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What is the main gas in bacteria produced biogas?

Methane.
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Answered by Aya A. • Biology tutor
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Describe the factors which affect the rate of transpiration.

There are 4 factors which affect transpiration: Temperature, Light intensity, Humidity and Wind speed.As the temperature increases, the rate of evaporation and diffusion increases as the particles have more ...
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Answered by Rayan K. • Biology tutor
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