The correct option is 3.
Enzymes are biological catalysts which speed up the rate of biochemical reactions inside the cells. Enzymes are very specific in action and they require specific conditions called optimum conditions for them to function optimally.
When the optimum conditions are not met, an enzyme's activity will be lowered or totally stopped.
Conditions that affect the optimum activity of an enzyme include: temperature, pH level and regulatory activity of regulatory enzymes and hormones.
Igneous. Igneous forms when lava cools off. :)
<span>It has influence on many things like economy, industry, transport and so on.
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Answer: A diet rich in calcium and vitamin D supplements.
Some examples off calcium rich foods include Cheese; Yogurt; Sardines and Canned Salmon; Beans and Lentils; Almonds; Whey Protein; Some Leafy Green.
The thickness of the uterine lining , becomes very thick...because when the level of hormone progesterone reaches its highest levels. according to Dr.X on yahoo answers.
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