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How does the theory of evolution due to natural selection explain the extinction of other species?

As the environment changes, some species with disadvantageous alleles will fail to compete successfully for food, shelter or a mater. This means that they are less likely to survive to reproduce, so these...

Answered by Ashleigh H. • Human Biology tutor

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Which cadence is often referred to as the 'Amen' Cadence?

The plagal cadence - IV to I

Answered by Ashleigh H. • Music tutor

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Why does putting honey on a cut kill the bacteria within it?

The water potential in bacterial cells is higher than that of the honey, meaning that water leaves the bacterial cells by osmosis. This loss of water denatures the bacterial cells as it stops metabolic re...

Answered by Ashleigh H. • Biology tutor

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What is the function of a ribosome within an animal cell?

A ribosome is the centre of protein synthesis within an animal cell. Translation and transcription of DNA takes place within a ribosome, meaning the genes are read and a messengerRNA provides transfer and...

Answered by Ashleigh H. • Biology tutor

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There are n sweets in a bag, 6 orange, rest yellow. H takes two, one after another, and eats them. Probability both are orange is 1/3. Show n^2 - n - 90 = 0.

First, we start with what we do know and this should lead us to the answer with steps inbetween. So the amount of yellow sweets to start is (n-6) but we want to focus on the orange sweets. This question i...

Answered by Nicole F. • Maths tutor

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