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Should the government intervene in cases of market failure?

The benefits of government intervention are largely dependent on the type of government intervention and the form of market failure it hopes to correct, however it is normally beneficial for the governmen...

GF
6852 Views

What are the important similarities and differences between RNA and DNA?

Similarities Nucleotides consist of pentose sugar, phosphate and base

Differences RNA: ribose (sugar) single stranded Made in the nucleus but can move outside it U, A, G, C bases

DNA: deoxyr...

RL
Answered by Rosie L. Biology tutor
4657 Views

Express 3cos(x)+4sin(x) in the form Rsin(x+y) where you should explicitly determine R and y.

Since Rsin(x+y)=Rsin(x)cos(y)+Rsin(y)cos(x), we can set Rcos(y)=4 (1) and Rsin(y)=3 (2) on comparison to the desired equation. Considering (2) divided by (1) we see that tan(y)=sin(y)/cos(y)=3/4 so y=atan...

WV
Answered by William V. Maths tutor
10446 Views

What is the difference between allopatric and sympatric speciation?

Allopatric speciation occurs when populations of a species are separated by a physical barrier - this could be a river for animals that cannot swim, for example. Separation of the populations means that t...

TM
Answered by Tom M. Biology tutor
61569 Views

What is the structure and function of DNA?

DNA (deoxyribonucleic acid) is a double helix composed of units called nucleotides. Each nucleotide is composed of a single deoxyribose sugar, a phosphate group and one of four nitrogen bases. The 4 bases...

SD
Answered by Sylvia D. Biology tutor
3077 Views

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