42.The organelle that pinches off portions of its membrane to form a compartment used for storage or transport isthea.mitochondrion.b.chloroplast.c.nucleolus.d.Golgi body.e.vesicle.____43.Which of the following is one of the two main functions of the nuclear envelope?____44.Which of the following are found in the nucleus?____45.Which of the following terms do NOT at some point characterize eukaryotic chromosomes?Figure 4-1Refer to the figure, to answer the following questions.
____46.Refer to Figure 4-1. The figure is a ____ microscope photomicrograph.a.standard lightb.phase contrastc.Nomarski process lightd.transmission electrone.scanning electron____47.Refer to Figure 4-1. The figure is a photomicrograph of____48.Refer to Figure 4-1. The area labeled "A" is____49.Refer to Figure 4-1. The area labeled "B" is____50.Refer to Figure 4-1. The area labeled "C" isa.a nucleus.b.chromatin.c.endoplasmic reticulum.d.a vacuole.e.a nucleoid.____51.The system of canals, tubes, and sacs that transports molecules inside the cytoplasm is the____52.The endoplasmic reticulum
____53.Which of the following are sometimes referred to as rough or smooth depending on structure?____54.Where in cells are proteins manufactured?a.Golgi bodiesb.vesiclesc.rough endoplasmic reticulad.lysosomese.smooth endoplasmic reticula____55.Which of the following are the primary structures that package cellular secretions for export from the cell?____
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