In addition to a color indicator to detect the production of acid from fermentation, a Durham tube is placed in each tube to capture gas produced by metabolism. The carbohydrate fermentation patterns shown by different organisms are useful in differentiating among bacterial groups or species. What is the purpose of the Durham tube in the fermentation culture tubes? What is the purpose of the Durham tube in the carbohydrate fermentation broth?

Desktops are meant to be used as end user devices. Workstations are high powered machines designed for specialized high end applications. Is a mainframe a type of legacy workstation? A mainframe is a type of legacy workstation. The collection of Web services that are used to build a firm’s software systems constitutes what is known as a service-oriented architecture. Legacy systems are still in use today because: they are too expensive to redesign.

In reality, pre-colonial Philippines already possessed a very advanced civilization way before the coming of the Spanish. Our ancestors possessed a complex working society and a culture replete with works of arts and literature. When the colonizers came, everything contradictory to their own system had to go. What are the characteristics of pre-colonial period in the Philippines? The Philippine literature in different era have specific characteristics: Pre-Colonial period literature characterized based on oral traditions, crude on ideology and phraseology.

The heart actually has two natural pacemakers. The sinoatrial node (SA node) is the primary pacemaker and the atrioventricular node (AV node) is the secondary. The AV node is in a bundle of tissues on the border that separates the right atrium and the right ventricle. What is the primary pacemaker of the heart quizlet? The actual structure that serves as the heart’s primary pacemaker is called the sinoatrial node (SA node).

What Do House Sparrow Eggs Look Like? House sparrow eggs are small (approximately 0.6 inches in diameter) and range in color from white to gray or can sometimes have a greenish tint. Eggs will also have brown specks or spots. Sparrows typically lay eggs during the nesting period in early spring and summer. What bird eggs are white with brown speckles? House sparrow eggs are small (approximately 0.6 inches in diameter) and range in color from white to gray or can sometimes have a greenish tint.