Top answers

Describe the differences between active transport and facilitated diffusion.

Facilitated diffusion is a passive process that occurs down a concentration gradient. Active transport requires energy (from ATP) to allow movement of substances against a concentration gradient.
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Answered by Laura N. • Biology tutor
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Write a persuasive article on why students should or shouldn't have to wear school uniform

Uniform. The bain of our lives as students. What does it achieve? Oppression. Regimentation. Suppressing our freedom to express ourselves. Teachers and schools insist that as students we should strive to be ...
IH
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What is the definition of osmosis?

Osmosis is the process describing the random movement of water molecules through a permeable membrane from an area of high water concentration to an area of low water concentration until equilibrium is reached.
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Answered by Finlay M. • Biology tutor
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Which type of electromagnetic radiation has the longest wavelength?

Radio waves
TD
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Explain how mRNA is formed. (6 marks)

DNA helicase breaks the hydrogen bonds between the base pairs in the double-stranded DNA. RNA nucleotides then line up beside their corresponding nitrogenous base (A-T, C-G) along the template strand of the ...
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Answered by Laura N. • Biology tutor
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