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Describe the structure and function of a chemical synapse.

A synapse acts as a junction between cells - either between neurons, or between a neuron and a muscle or gland cell. Although neurons transmit information via electrical signals, synapses transmit informatio...
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What different forms of RNA are found in a cell and what are their functions?

Messenger RNA, or mRNA , is used to carry or contain the information that DNA contains. DNA is too large to be carried out of the nucleus, so mRNA is used to transport the necessary information to the riboso...
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What are the differences between DNA and RNA?

1. DNA is double-stranded in the form of a double helix, whereas RNA is much more commonly found in single-stranded form. 2. The pentose (5 carbon) sugar found in DNA is deoxyribose, whereas the sugar ribose...
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Describe the process of transcription

Transcription is the process of transcribing the DNA code into another type of code or message - mRNA (messenger RNA). An enzyme called RNA polymerase binds to a specific part of a DNA sequence called the pr...
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Two dice are thrown at the same time. What is the probability that the sum of the numbers on the dice is greater than 7?

The answer would be 5/12. This is because a sum greater than 7 appears 15 times out of a given sample space of 36. Hence the probability would be 15/36 = 5/12
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