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GCSE

Describe how a change in temperature affects enzyme activity.

Enzymes are substrate specific proteins which act as biological catalysts and as temperature increases, we see an increase in enzyme activity. This occurs because an increase in temperature causes molecul...

FH
Answered by Freya H. Biology tutor
6772 Views

How do you conjugate verbs into the imperfect tense?

To form the imperfect tense first put the verb into the infinitive and take of its AR/ER/IR ending. Then add either the -aba (I) -abas(You singular) -aba(He/she/it) -ábamos(we) -abais(you plural) -aban(th...

Answered by Spanish tutor
2085 Views

Describe two leadership styles?

Autocratic: An autocratic leader is a dictator. He/she refuses to listen to his/her employees and does not value their opinion. He can motivate employees by threats. Democratic: A democratic leader values...

AD
1857 Views

How would you represent the decimal number 143 in 7 bit binary?

First look at the leftmost digit, which represents how many 128s are in the number. There is one 128 in 143, so we mark that as a 1. Then take the remainder of the value - in this case 143-128 = 15, and m...

JC
Answered by Joel C. Computing tutor
3497 Views

What is the equation of a circle with centre (3,4) and radius 4?

The general equation of a circle is (x-a)^2 + (y-b)^2 = r^2 where the centre is (a,b) and radius r.
Therefore the equation of this circle is (x-3)^2 +(y-4)^2 = 4^2 ...or 16
Sometimes its easie...

IL
5823 Views

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