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What gases will be taken in and given out by a green plant (a) in darkness, (b) in bright sunlight?

(a) In low light intensities a green plant will be taking in oxygen and giving out carbon dioxide. (b) In bright sunlight a green plant will be taking in carbon dioxide and giving out oxygen.
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Answered by Sonali P. • Biology tutor
16631 Views

What are enzymes? What is the importance of enzymes for living beings?

Enzymes are proteins that are catalysts of chemical reactions. Chemistry shows us that catalysts are non-consumable substances that reduce the activation energy necessary for a chemical reaction to occur. En...
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Answered by Sonali P. • Biology tutor
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What does Empiricism mean?

This is a branch of Philosophy that deals with experience and where our ideas of things come from' Empiricism' is Greek for experience. It's probably best discussed by the 17th and 18th century thinkers John...
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Answered by Alex D. • Philosophy tutor
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When can I use the Italian presente indicativo instead of the Italian futuro semplice indicativo?

There are some contexts where the Italian presente indicativo is used to describe an action that will take place in the future. The Italian simple present is one of the most used tense in Italian, it is comm...
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Answered by Irene T. • Italian tutor
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What is the partial fraction expansion of (x+2)/((x+1)^2)?

First we write the fraction in terms of partial fractions with two unknown numerators, A and B, as follows: (x+2)/(x+1) 2 = A/(x+1) + B/(x+1) 2 Note that since the denominator of the original fraction is of ...
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Answered by Kim R. • Maths tutor
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