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Why does an apple appear RED?  Use the terms absorbance and transmission in your answer.   

An album that is unified by a coherent narrative or mode of presentation is a ________________.

The form of “Hold Up” is unusual for a pop song. It begins with the chorus, is followed by a verse then a chorus, then a verse that is different than the first one, then a chorus, then another verse that is different than the first two, then a final chorus. This could be notated as A B A C A D A which is a common classical music form called a:

Los días de la semana Select the correct answer. Si (If) hoy es lunes, mañana es [1]. Hay dos días en el fin de semana, [2]. El día antes (before) de lunes es [3]. El día después (after) de viernes es [4].  Si hoy es miércoles, mañana es [5].

To answer the following question, you will probably need to use special characters (¿ ñ ¡) and/or accent marks (á é í ó ú). In order to indicate that a letter has a special character or an accent mark, you will have to put that letter in parenthesis.For example:If your answer is: ¿De dónde es el profesor de español? Él es de Panamá.You will need to type: (?)De d(o)nde es el profesor de espa(n)ol? (E)l es de Panam(a). To receive credit, you must answer the question using a complete sentence in Spanish and you must also indicate if there are any special character or accent marks in your answer.   Now, answer the following question using a complete sentence in Spanish: ¿Qué les manda la profesora a los estudiantes?

The causes of cancer may include which of the following?

List all  components that need to be added to a blank tube in spectrophotometry. 

A scientist wants to study the effects of a new Drug X on cancer cell growth. Equal numbers of cancerous liver cells are grown on ten plates in a lab.  Drug X is added to five plates.  Water is added to the other five plates.  The ten plates of cancerous cells are incubated at 37 Celsius for two days.  After two days the plates are removed from the incubator and the number of cells is counted on each plate.   What is a control variable? 

Name the specific part of the microscope that allows the user to increase or decrease the amount of light passing through the sample.  This allows the used to adjust the contrast.    

What is the purpose of the condenser on the light microscope?