Electron Microscopist Interview Questions & Answers Download PDF
Optimize your Electron Microscopist interview preparation with our curated set of 50 questions. Our questions cover a wide range of topics in Electron Microscopist to ensure you're well-prepared. Whether you're new to the field or have years of experience, these questions are designed to help you succeed. Download the free PDF to have all 50 questions at your fingertips. This resource is designed to boost your confidence and ensure you're interview-ready.
50 Electron Microscopist Questions and Answers:
Electron Microscopist Job Interview Questions Table of Contents:
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1 :: The nuclear pores are passageways between the nuclear matrix and the cytoplasm which
A) allow DNA to reach the cytoplasm to be translated to RNA.
B) allow ribosomes to enter the nuclear matrix.
C) allow proteins synthesized in the cytoplasm to enter the nucleus.
D) structurally reinforce the nuclear membrane
C) allow proteins synthesized in the cytoplasm to enter the nucleus.
2 :: All the cells chromosomes are contained in the cell nucleus for:
A) procaryotes only.
B) eucaryotes only.
C) both procaryotes and eucaryotes
B) eucaryotes only.
3 :: Exoenzymes are contained in the periplasmic space in:
A) procaryotes only.
B) eucaryotes only.
C) both procaryotes and eucaryotes
A) procaryotes only.
4 :: Ribosomes are required for synthesis of proteins in:
A) procaryotes only.
B) eucaryotes only.
C) both procaryotes and eucaryotes
C) both procaryotes and eucaryotes
5 :: Membrane bound organelles such as mitochondria and Golgi are found in
A) procaryotes only.
B) eucaryotes only.
C) both procaryotes and eucaryotes
B) eucaryotes only.
6 :: When flagella exist, their movement is powered by ATP in
A) procaryotes only.
B) eucaryotes only.
C) both procaryotes and eucaryotes
B) eucaryotes only.
7 :: Cell walls, when they exist, usually contain peptidoglycan in:
A) procaryotes only.
B) eucaryotes only.
C) both procaryotes and eucaryotes
A) procaryotes only.
8 :: DNA is the primary molecule for information storage in
A) procaryotes only.
B) eucaryotes only.
C) both procaryotes and eucaryotes
C) both procaryotes and eucaryotes
9 :: The nucleus of the cell is where
A) energy for cell division is generated.
B) ribosomes translate mRNA into proteins.
C) chromatin is kept within a membrane delimited body.
D) endocytic vacuoles fuse with lysosomes
C) chromatin is kept within a membrane delimited body.
10 :: The F1 particles of mitochondria are:
A) a type of ribosome that synthesizes mitochondrial proteins.
B) a structural component of the mitochondrial inner membrane.
C) an enzyme complex that synthesizes ATP during respiration.
D) a storage complex for calcium phosphate in the mitochondria
C) an enzyme complex that synthesizes ATP during respiration.
11 :: Plastids are
A) protrusions of plasma membrane that bud off of plant cells.
B) cytoplasmic organelles that often contain photosynthetic pigments.
C) pieces of circular, double stranded DNA that can carry drug resistance.
D) areas of the nucleus where rRNA is transcribed
B) cytoplasmic organelles that often contain photosynthetic pigments.
12 :: Mitochondria are similar to bacteria in several ways. Which of the following is NOT a similarity?
A) Both have peptidyl glycan in their cell wall.
B) Both have circular, double stranded DNA.
C) Both are about the same size.
D) Both have 70S ribosomes
A) Both have peptidyl glycan in their cell wall.
13 :: Lysosomes of the cell are where
A) lysozyme is synthesized.
B) secretory proteins are transported to the surface.
C) endocytosed material is degraded.
D) glycogen is stored as an energy source
C) endocytosed material is degraded.
15 :: Which of the following is NOT a mechanism for a cell to degrade its own cytosolic proteins?
A) Autophagic vacuoles
B) Phagocytosis and secondary lysosome fusion.
C) 26S Proteosome degradation.
D) All the above are correct mechanisms
B) Phagocytosis and secondary lysosome fusion.
16 :: When Listeria monocytogenes invades a eucaryotic cell, it secretes the ActA protein that:
A) polymerizes actin filaments, causing the bacterium to move through the cytoplasm.
B) depolymerizes microfilaments, allowing the bacterium to move more easily in the cytoplasm.
C) degrades the cytoskeleton, allowing the bacterium to travel through the plasma membrane to adjacent cells.
D) attaches to microtubules, allowing the bacterium to move along the fibers
A) polymerizes actin filaments, causing the bacterium to move through the cytoplasm.
17 :: The cytoplasmic matrix is best described as:
A) A dilute aqueous solution that fills most of the cell.
B) A solution of inorganic salts intended to balance osmotic pressure in the cell.
C) A semicrystalline mixture mostly of proteins and bound water molecules.
D) Material in transit between membrane bound organelles
C) A semicrystalline mixture mostly of proteins and bound water molecules.
18 :: Which of the following statements about Endoplasmic reticulum (ER) is not true?
A) ER can transport proteins and lipids to the plasma membrane or for secretion.
B) ER is the main site for cell membrane biosynthesis.
C) ER is contiguous with the nuclear membrane.
D) ER is the main site for synthesis of cytoplasmic proteins
D) ER is the main site for synthesis of cytoplasmic proteins
19 :: The mitochondria is the site of:
A) protein synthesis
B) lipid synthesis
C) energy production
C) energy production
25 :: Chromogenic stains which consist of a single dye rather than several dyes in combination are known as basic stains .
A) True
B) False
B) False
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