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Enzymes are macromolecular biological catalysts. Enzymes accelerate chemical reactions. The molecules upon which enzymes may act are called substrates and the enzyme converts the substrates into different molecules known as products.

Aluminum sulfate (alum) is the most common coagulant used for water purification.
Other chemicals, such as ferric sulfate or sodium aluminate, may also be used.

Magnesium hydroxide is knwon as ‘Milk of magnesia’

Red cabbage juice can tell if a substance is an acid or a base when added to it. It is an indicator. If the substance is an acid when the red cabbage juice (purple in color) is added it will turn a shade of red. If the substance is a base it will turn a shade of green when the juice is added to it. If the substance is neutral the cabbage juice will stay purple when added to it. The lemon juice will turn pink while the antacids will turn green. The aspirin also turns pink yet the tap water turns purple indicating that it is neutral

Red cabbage juice can tell if a substance is an acid or a base when added to it. It is an indicator.
If the substance is an acid when the red cabbage juice (purple in color) is added it will turn a shade of red.
If the substance is a base it will turn a shade of green when the juice is added to it. If the substance is neutral the cabbage juice will stay purple when added to it.
The lemon juice will turn pink while the antacids will turn green. The aspirin also turns pink yet the tap water turns purple indicating that it is neutral.

Benzodiazepines are a class of drugs primarily used for treating anxiety, but they also are effective in treating several other conditions.

Megaspores, also called macrospores, are a type of spore that is present in heterosporous plants. These plants have two spore types, megaspores and microspores. Generally speaking, the megaspore, or large spore, germinates into a female gametophyte, which produces egg cells. These are fertilized by sperm produced by the male gametophyte developing from the microspore

Gossypium herbaceum, commonly known as Levant cotton, is a species of cotton native to the semi-arid regions of sub-Saharan Africa and Arabia where it still grows in the wild as a perennial shrub. It is a sister-species of Gossypium arboreum.

Quinine is a medication used to treat malaria and babesiosis.
This includes the treatment of malaria due to Plasmodium falciparum that is resistant to chloroquine when artesunate is not available.
While used for restless legs syndrome, it is not recommended for this purpose due to the risk of side effects.
It can be taken by mouth or used intravenously. Malaria resistance to quinine occurs in certain areas of the world. Quinine is also the ingredient in tonic water that gives it its bitter taste.
Quinine was first isolated in 1820 from the bark of a cinchona tree. Bark extracts have been used to treat malaria since at least 1632.
It is on the World Health Organization’s List of Essential Medicines, the most effective and safe medicines needed in a health system.

A root that grows from and supports the stem above the ground in plants such as mangroves.

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