Plant and animal cells are surrounded by a cell membrane, but only plant cells have a rigid ______.

Why did the western roman empire collapse in 476 ce, while the eastern roman (byzantine) empire continued to thrive? list 5 ways on how to stay physically healthy1_________2________3________4________5________list 5 ways on how to stay mentally healthy1________2________3________4________5________list 5 ways to stay be socially healthy 1________2________3________4________5________list 5 ways to be emotionally healthy1_______2_______3_______4_______5_______please? What are some examples of primary sources from a specific historical event of your choice. explain how they can help provide insight to what happened? While Davidson outlines several issues that the parties are actually not terribly divided on, he also outlines two issues that are hyper-partisan. What are these fiscal issues and why do you think that the parties are so divided? Do you lean towards the Democrat or Republican view on these issues? Sargon created the world's first empire by Write an if/else statement that assigns true to fever if temperature is greater than 98.6; otherwise it assigns false to fever. From a technical point of view, online databases that are used with web browsers are different from other databases. True or false?. could someone please help answer this. The arbezani economy is operating at a point inside its production possibility frontier. this may be because:________ Why would you have to know how to convert measurements when looking at a technical drawing? Ano ang kahulugan ng talos-tanod use the diagram to find bc. (help please!!) P is the point (2, 3) and Q is the point (9, 5).(a) Find the equation of the line joining PQ.(b) Find the coordinates of the point where the line PQ intersects the x-axis. (c) The line y = 5 is the line of symmetry of PQR. Find the coordinates of R.(d) Calculate the area of PQR.(e) Calculate the length of PQ and hence calculate the perpendicular distance from R to the line PQ. Which of the following numbers can be expressed as decimals that terminate? (1 point) 5 over 2 , 4 over 5 , 2 over 7 , 4 over 3 5 over 2 and 2 over 7 4 over 5 and 4 over 3 5 over 2 and 4 over 5 2 over 7 and 4 over 3 If we are asked to to find the x-intercept of the graph given its equation, we substitute y = 0 into the equation, because:The x-intercept is the point where the graph intersects the x-axis and hence the y-coordinate of that point will be 0The y-intercept will be 0The x-intercept is the point where the graph intersects the y-axis and hence the y-coordinate of that point will be 0The x-intercept is always at (0, 0) To find a baseball pitcher's earned run average (era), you can use the formula ei = 9r, in which e represents era, i represents the number of innings pitched, and r represents the number of earned runs allowed. solve the equation for e. what is a pitcher's era if he allows 33 earned runs in 45 innings pitched? if necessary, round your answer to the nearest hundredth. A student is given a metal block and told to calculate the density of the object. The student measures the block on each side (LxWxH) 4 times each.He then calculates the average measurement for each side. Those average values are:Average Length = 6.51 cmAverage Width = 4.34 cmAverage Height = 7.17 cmCalculate the volume of the blockto be rounded to the nearest supported value)cm^3 (Select the answer closest to what you calculated. Significant Figures requires all answer A queilt of a country what does the author compare america to? A workout that alternates periods of high-intensity exercise with periods of low-intensity exercise or rest is known as __________ workout. I need help and fast. Who coined the term "artificial intelligence"?A. Bill GatesB. John McCarthyC. Steve JobsD. Jeff Bezos