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Populations can still have low levels of genetic diversity if they have never been hunted. This can happen because the population is very small and isolated from other populations. Small populations may i...

Firstly, I advise that you spend a minimum of 40 minutes on this section. This will allow you enough time to make sure that you have answered all other questions and also give you time to plan and write y...

Let's say you have a bowl of water and you separate it into two compartments with a partially permeable membrane. This membrane does not allow proteins to pass through but it allows water to diffuse freel...

Transcription and translation are both processes that are involved in converting nuclear DNA into proteins in eukaryotes, but they have two diifferent jobs. 1) Transcription The DN...

In order to survive. By the time the blood reaches the placenta there is a lower concentration of oxygen in the blood, the fetal haemoglobin has a higher affinity for oxygen so that the hb can bind to oxy...