'Activates enzymes' presentation slideshows

686 views • 39 slides

DIGESTIVE SYSTEM

DIGESTIVE SYSTEM. Chapter 3. Digestion is the mechanical and chemical breaking down of food into smaller components , to a form that can be absorbed , for instance, into a blood stream . Digestion is a form of catabolism ; a break-down of macro food molecules to smaller ones.

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Hormones and the regulation of blood glucose

Hormones and the regulation of blood glucose. Aim:. Hormones. Chemical messenger Endocrine glands secrete the hormone into the blood Has its effect at a different site (target site) to where it is made Fits into receptor molecules on target cells and is therefore specific to the target

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Plant Biology: Germination

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