Differences Between Collenchyma and Sclerenchyma

INTRODUCTION Plant tissues are categorized into three types. They are meristematic tissues, permanent tissues and secretary tissues. These tissues are further grouped into various types....

Yersinia pestis: Introduction and morphology

Introduction Formerly known as Pasteurella pestis. Falls in family enterobacteriaceae. Discovered in Honkong in 1894 AD by Yersin and Kitasato. Important medical species are Y.pestis,...