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How should I use a semicolon?

There are several ways to employ a semicolon but let's focus on just one. Semicolons are most commonly used to link two clauses together, e.g. Gregory ate all of the cheese; his sister was not impressed. To ...
NH
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Explain the process of oxidative phosphorylation and the electron transport chain in the production of ATP in respiration.

Oxidative phosphorylation and the electron transport chain (ETC) are both aerobic processes that require oxygen. These processes occur in the mitochondria of cells across the inner mitochondrial membrane. El...
KP
Answered by Keval P. • Biology tutor
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Express (1 + 4 * 7^0.5)/(5 + 2 * 7^0.5) in the form m + n * 7^0.5

Need to make the bottom of the fraction an integer so we can simplify it. The easiest way to do that is the difference of 2 squares so multiply the whole fraction by (5 - 2 7 0.5 ). This gives us (5-56+20 7^...
EC
Answered by Ella C. • Maths tutor
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Describe how deoxygenated blood flows through the heart

Deoxygenated blood from the body flows into the right atrium via the vena cava . The right atrium contracts, forcing open the tricuspid valve . This allows blood to flow from the right atrium into the right ...
AF
Answered by Anna F. • Biology tutor
3693 Views

A trolley of negilible mass on horizontal tracks is at rest. A person of mass 50kg is standing on the trolley with a bag of mass 10kg. The person throws the bag off the trolley horizontally with a velocity of 3m/s. Calculate the velocity of the man.

Establish what information you have been given in the question (mass of person=50kg, mass of bag=10kg, velocity of bag=3m/s, start velocity of both=0m/s). Use the equation momentum=mv and the principle of co...
EC
Answered by Ella C. • Maths tutor
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