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explain the role of bones in human biologybone is covered by a tough outer membrane called the periosteum the periosteum contains systems of
explain the skeletal systemskeletal system the support framework or skeleton in the human body is composed of mostly hard mineral substances unlike
explain the integumentary system in human biologythe skin its glands and outgrowths form the integumentary system this system provides protection
organ systems organisms are composed of organ systems each organ system is made up of several different organs for example the digestive system
q explain colligative properties of solutionscolligative properties of solutions are those properties which depend on the concentration of the
explain temperate deciduous forests-taiga and tundratemperate deciduous forests are typified by the type of forests predominantly found in the
declaration of american independencethe declaration of independence asserted that the american colonies were free and independent states americans
q determine the ionization in solutionsansionic compounds dissolve in water because the polar water molecule pulls apart the ions of the ionic
what is temperate grasslandsgrasslands are known by their common names in different regions of the world such as the plains or prairies in north
explain the differance between savanna and desertsavanna savanna is characterized by relatively low rainfall and pronounced dry seasons this type of
why did the war move to the southern coloniesafter nearly three years of fighting british generals decided that their best chance to defeat the
explain tropical rain forests in biomesyou probably are well aware of the danger that the worlds rain forests are facing in terms of extinction there
classification of mixture according to particle size uniform mixture composed of solute and
explain what is biomes and their typesscientists study biological systems as units for instance an ecosystem unit consists of a community and its
why was the battle of saratoga the turning point in the american revolutionin october 1777 the most important battle of the war occurred in saratoga
q define the normality of solutionsans sometime normality is used to measure concentration normality abbreviated n is the number of gram-equivalent
q describe molarity and molality and what is the basic diffrence between molarity and molalitythe concentration of a solution is usually expressed as
what was general george washingtons strategy in the early stages of the war against britainbritain had many military advantages over the united
explain the productivity of ecologywhen scientists study an ecosystem as a whole they often examine the relationships between feeding or trophic
why did some americans oppose the american revolutionnot all americans supported the break with great britain approximately one-fifth of americans
explain the energy flow of ecologyenergy flow as you can see energy flow is one way in an ecosystem energy is not recycled the ultimate source of
qhow can we determine concentrations of solutionsansthe concentration of a solution is the quantitative expression of the amount of solute dissolved
what is trophic levels and food webstrophic levels and food webs energy flows and nutrients are cycled through an ecosystem via organisms that feed
q what are the primary factors of influence solubilityans solubility is the extent to which a solute dissolves in a solvent solutions that have
explain the life cycle of nitrogen nitrogen cycle along with carbon hydrogen and oxygen nitrogen is one of the most common elements that form