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give two features of DNA that is important for DNA replication

complementary base pairing - new strand can be synthesised based on the base sequence on the template strand, so that the resulting strand synthesised is identical to the coding strand.
hydrogen bon...

X(
2145 Views

Work out 7/(2x^2) + 4/3x as a single fraction in its simplest form.

7/2x2 + 4/3x = 21/6x2 + 8x/6x2 = ( 8x + 21 ) / ( 6x2 )

CK
2796 Views

Given f(x) = 7(e^2x) * (sin(3x)), find f'(x)

f(x) = 7e2x sin(3x) Chain rule: f(x) = uv → f'(x) = u'v + uv' u = 7e2x u' = 14e2x v = sin(3x) v' = 3cos(3x) f'(x) = 14e2xsin(3x) + 7e2x 3cos(3x) f'(x...

CK
Answered by Chris K. Maths tutor
3608 Views

Explain how Pumped-storage hydropower (PSH) can store energy.

The system consists of 2 reservoirs at different elevations, where the water can flow between them but through a hydroelectric power station. The higher elevation reservoir releases its water at higher en...

CK
Answered by Chris K. Physics tutor
2807 Views

State two reasons why corrugated cardboard is used as packaging for cooked pizzas.

  1. Strength to weight ratio so easy to carry but can support pizza2) Low cost in comparison to other packaging so is cost effective for cheap pizzasExtras:3) Can be printed on so businesses can display...
CK
4824 Views

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