Answer:Enzymes are biological catalysts. Catalysts lower the activation energy for reactions. The lower the activation energy for a reaction, the faster the rate. So enzymes speed up reactions by lowering activation energy
Answer:
False. Gases have no fixed shape or fixed volume but they can take up the space in a container.
The answer to number 12 is mate.
Male Birds are usually the colorful birds to attract mates while females are camouflaged to protect their eggs/hatchlings. Ground birds need to be camouflaged because they are easy prey and they have their nests on the ground.
Group activities, designed to educate her to work with others to achieve non-competative goals, to enable her to understand the ways in which we can work together to achieve positive mutually beneficial outcomes.
