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Lipoproteins are proteins that transport hydrophobic lipids in water based (polar) solutions such as blood. The two main types you need to know about for the IB biology course as part of option D includes...
Eukaryotic cells are typically belonging to multicellular organisms, with exceptions of algae and amoebae. These cells always have multiple linear chromosomes (genetic material) and contain a nucleus (hou...
DNA and RNA are both essential components of cells, and thus life. The structure of DNA is similar to that of RNA in that these are both made of nucleotides, which in turn are made of the same basic units...
A number of differences exist between the structure of animal cells and plant cells. The most prominent difference is the presence of both cell walls and cell membranes in plants, while animal cells only ...
ATP binds to the myosin head Hydrolysis of ATP causes the head to come to a “cocked” position. Then the head binds to the actin binding site creating a cross-bridge ADP and Pi are released from the myos...
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