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Give two reasons why an organism might gain a fitness benefit from helping their conspecifics.

Kin selection / Inclusive fitness - if the helper and receiver are related, then they share some of their genes. By helping a relative, you are increasing the likelihood of them passing on their genes, so...

GP
Answered by George P. Zoology tutor
1016 Views

Explain the role of auxins in the control of phototropism

A phototropism is the growth of a plant in response to light. This is mediated by auxins such as IAA (Indoleacetic acid). This is released in the tips and shoots of flowering plants. In response to light ...

FT
Answered by Florence T. Biology tutor
6069 Views

Calculate the binomial expansion of (2x+6)^5 up to x^3 where x is decreasing.

In order to use the binomial expansion, we must have an 'x' with no coefficients - so no number before it.
So we take out a factor of 2:(2(x+3))^5
We can then simplify to:32(x+3)^5
by expa...

SC
Answered by Sophie C. Maths tutor
4048 Views

“A chip off the old block.” By considering Shakespeare’s dramatic presentation of Cordelia in King Lear, evaluate this view.

Cordelia is irrevocably loyal to her father, whereas Lear is quick to dismiss Cordelia as his daughter and banish her to France. For example, Cordelia’s response to the love test: “I shall never marry lik...

SM
4452 Views

How would I structure an introduction to the essay question: 'To What Extent Was German Aggression the Most Important Cause of the First World War?'

The aim of the introduction is to indicate the direction your essay will take and demonstrate to the examiner that you are going to meet the criteria of the mark scheme. An immediate overview

JC
Answered by Jacob C. History tutor
2731 Views

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