<span>Enzymes are biological catalysts (they are proteins). Enzymes regulate metabolic pathways in the body.
e.g. Digestive enzymes in your stomach speed up the hydrolysis and breakdown of carbohydrates, proteins and fats in the food you consume.</span>
Answer:
dyes used in negative staining have an. acidic chromagen (negatively charged chromophore) Examples of negative stains. NIgrosin and eosin. heat fixing smears can.
Answer:
<h3>a) allow pollen grain to stick to insect</h3>
Answer:
Are caused by bacteria viruses or parasites
Explanation:
not all cause visible symptoms
it would not be a sexual transmitted infection if not caused by sexual contact
STIs can be contracted by men and women
