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Describe the adaptations of the small intestine to help perform it's function

The small intestine is an organ which absorbs the products of digestion (sugars and amino acids etc) into the blood. One of the primary functions of the small intestine is to act as a large surface for absor...
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Answered by Conrad W. • Biology tutor
23288 Views

explain how a parachutist reaches a constant speed using the concept of terminal velocity.

1 - parachutist is in plane, they are stationary so according to Newton's first law the forces acting on them (weight downwards and reactionary force upwards) are equal. 2 - parachutist leaves the plane. Hav...
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Answered by annabel k. • Physics tutor
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Potassium forms an ionic compound with sulfur. Describe what happens when two atoms of potassium reaction with one atom of sulfur (5 marks)

In this question we need to give our answer in terms of electron transfer: Electrons are transferred from potassium to sulfur. Two potassium atoms each lose one electron forming K + ions. Sulfur gains two el...
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Answered by Megan L. • Chemistry tutor
3398 Views

Work out the value of n, the value of A & the value of B (question given below in correct subscript)

(2x 3/2 y -1 ) n = Ax 6 y B First of all both sides need to be written in the same format so simplify the left hand side. 2 n (x 3/2 ) n (y -1 ) n We are given the power of x is 6 so we can write and equatio...
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Answered by Megan L. • Maths tutor
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Compare anaerobic respiration in a yeast cell with anaerobic respiration in a muscle cell (3 marks)

This is a comparison question therefore all statements must compare the two types of cells in the question- muscle and yeast. This question is worth 3 marks so we should give 3 statements. What do we know ab...
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Answered by Megan L. • Biology tutor
5829 Views