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What does an organism use energy from respiration for?

In all organisms, allows creation of bigger molecules from smaller ones

In animals, enables muscle contraction

In some animals (mammals and birds), provides heat to maintain...

BH
Answered by Bertie H. Biology tutor
10127 Views

Find all positive integers n such that 12n-119 and 75n-539 are both perfect squares. Let N be the sum of all possible values of n. Find N.

Let 75n - 539 = l^2 and 12n - 119 = k^2 . where n is a natural number.

Multiply 75n - 539 = l^2 by 4 to give 300n - 2156 =4l^2 and 12n - 119 = k^2 by 25 to give 300n - 2975 = 25k^2.

Subtract...

SK
Answered by Soham K. STEP tutor
8461 Views

How can I recognise transitive and intransitive verbs?

When reading, there are two main telling signs to look for:

1) An intransitive verb always takes the particle "ga". For a transitive verb, "wa" will b...

AB
Answered by Andrew B. Japanese tutor
2331 Views

How do you do integration by parts?

When you see a complicated product, split it into the form u.v', where u and v' are algebraic expressions such as x^2. You can then use the formula: uv'=uv-integral(vu') which you would take between an...

AB
Answered by Andrew B. Maths tutor
3144 Views

Using examples, explain the reasons why rural-urban migration occurs.

Rural-urban migration - the movement of indivdiuals from rural to urban areas - is the product of a plethora of push and pull factors, as exhibited by Lee's push-pull theory. Migration from rural to urban...

EH
Answered by Edward H. Geography tutor
34400 Views

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