Write an essay with diagrams relating to nucleic acids, protein synthesis and Mendelian inheritance (1000-1500 words) ‘Sickle cell anaemia is an inherited condition resulting from a base change in the genetic material, DNA’. i. Describe how this base change results in a faulty protein molecule being made, that produces the […]

2b. Assume you have a sample of atoms with a half-life of 0.5 second. Approximately how much (in %) of the original sample will be around after 3.5 seconds? * Choose the answer closest to the exact value.  0.1%  0.3%  1%  3%  10%  30%  100% 2c. Potassium-40 decays to Argon-40 with […]

1. The diagram below shows xylem (on the left) and phloem tissue (on the right) in a stem. Arrows show the direction of movement of water (gray arrows) and sugar (black arrows). Using your knowledge of water potential, solute potential, and pressure potential, fill in the blanks with the missing […]

Create a story about woman having big butts. Must explain why the preference raises the fitness of those with the preference – relating it to one of the models of sexual selection. Keep in mind that when thinking about human evolutionary psychology, the context of the life that our ancestors […]