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The smallest unit of an element, consisting of protons, neutrons, and electrons, is called an [BLANK-1].

Match the following types of organisms with their characteristics.

Which structure in the cell is responsible for controlling what enters and exits?

E. La cultura de Argentina y Uruguay. El virreinato del Río de la Plata: Argentina y Uruguay Using the information from the reading, decide whether each statement is Cierto or Falso. (1 pt. each; 4 pts. total)   1. Muchos turistas de todo el mundo viajan a Patagonia para ver los glaciares. [1] 2. En Argentina, puedes ver las cataratas de Salto Ángel. [2] 3. Una bebida de Argentina y Uruguay que se toma entre amigos y hasta en el trabajo es el mate. [3] 4. La economía de Argentina y Uruguay depende mucho de la producción del petróleo. [4]

ATP/ADP translocase channels are found predominantly in the:

A transmembrane protein has an ER signal sequence, 5 stop signals, and 4 start signals.  How many times does this protein span the rough ER membrane?  Answer with a number like 1 and not with a word. [A]

Match each description according to the complex in the electron transport chain to which it belongs

Which of the following molecules is an ATPase?

C. El subjuntivo con lo indefinido: Lo que tengo y lo que busco (What I have and what I am looking for). Consuelo is looking for a new job. Complete her statements about what she has and what she is looking for with the correct forms of the verbs in parentheses. Type your answer in the space provided. (1 pt. each; 9 pts. total) 1. Tengo un trabajo que [1] (es/sea) bueno. 2. Tengo un trabajo que me [2] (paga/pague) mal, pero quiero un trabajo que me [3] (paga/pague) bien. 3. Busco un trabajo que [4] (termina/termine) a las dos de la tarde; ahora (now) tengo un trabajo que [5] (termina/termine) a las seis de la tarde. 4. Mi trabajo actual (current) [6] (está/esté) lejos de mi casa; por eso busco un trabajo que [7] (está/esté) cerca de mi casa. 5. Ahora tengo un trabajo que no me [8] (permite/permita) viajar con frecuencia, pero algún día quiero un trabajo que me lo [9] (permite/permita).

Electrons are extracted from glucose at various metabolic stages during aerobic cellular respiration. Assume a total number of 50 glucose molecules are used during the aerobic cellular respiration process. Calculate the number of electrons extracted at each stage of cellular respiration, along with the total number of extracted electrons in the spaces below.  Fill in the blanks with a number like 1 and not the spelling of the number for credit.  Glycolysis [A] Pyruvate to acetyl coenzyme A conversion [B] Krebs cycle [C] Net total [D]