Which formula is correct for calculations involving image size, actual size and magnification?

1.3.1 List the features in the cells of all living organisms, limited to cytoplasm, cell membrane and DNA as genetic material

1.3.2 List the main features used to place animals and plants into the appropriate kingdoms

1.3.3 • List the main features used to place organisms into groups within the animal kingdom, limited to: – the main groups of vertebrates: mammals, birds, reptiles, amphibians, fish – the main groups of arthropods: myriapods, insects, arachnids, crustaceans

1.3.4 • List the main features used to place organisms into groups within the animal kingdom, limited to: – the main groups of vertebrates: mammals, birds, reptiles, amphibians, fish – the main groups of arthropods: myriapods, insects, arachnids, crustaceans

1.3.5 List the features in the cells of all living organisms, limited to ribosomes for protein synthesis and enzymes involved in respiration

1.3.6 List the main features used to place all organisms into one of the five kingdoms: Animal, Plant, Fungus, Prokaryote, Protoctist

1.3.7 List the main features used to place organisms into groups within the plant kingdom, limited to ferns and flowering plants (dicotyledons and monocotyledons)

1.3.8 List the features of viruses, limited to protein coat and genetic material