Answer:
Binds to extracellular structures and is important in cell recognition and lubrication of the cell surface.
Explanation:
They form a peri-cellular matrix around the cell and is observed as a fuzzy cell coat under a microscope. Glycocalyx molecules are mostly made up of carbohydrates bonded with lipids and proteins. They are significant in cell adhesion especially in tissues and for protection in prokaryotes. These molecules are also important in cell-to-cell communication and recognition.
Mutualism is seen as a positive or helpful interaction.
An example is when an oxpecker eats the bugs off a buffalo.
Mutualism is a relationship between organisms in which both benefit.
Explanation:
Hydrotropism is a plant's growth response in which the direction of growth is determined by a stimulus or gradient in water concentration. An example of positive hydrotropism is the growth of plant roots towards higher relative humidity level.
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Answer:
Mackerel is a big, oily fish, similar to tuna, but it has lower levels or mercury and is less at risk of overfishing. It's high in both omega-3 and -6 fatty acids and a good source of protein, and has been found to lower blood pressure in men.
