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First of all, the concept of genetic modification needs to be understood. Proteins are coded for by genes in the DNA of an organism, with each gene coding for a different protein. We utilise the fact that...

Draw a diagram of forces on a single particle at surface of water.

Water is stationary in reference to train, thus when including decelerating force, resulting force is zero.

Balance horrizo...

Selling price of novelty mug= £4; Cost of making mug= £2; Distribution cost= £50 for every 100 mugs sold. Therefore, 1) 5000 x £4= £20,000; 2) 5000 x £2= £10,000 3) £20,000- £10,000 = £10,000; 4) 5000/100...

During the S phase of interphase, the DNA is replicated in a semi-conservative manner. The parent strands are seperated and each one is then used to synthesise a new daughter strand through the addition o...

A covalent bond is formed by a shared pair of electrons between two atoms.