Description : The three-dimensional network of protein filaments within the cytoplasm of eukaryotic cells is called the (A) Endoplasmic reticulum (B) Golgi apparatus (C) Cytoskeleton (D) None of these
Last Answer : (C) Cytoskeleton
Description : Which of the following structure is absent in eukaryotic cells? A- Mitochondria B- Chloroplasts C- Golgi structure D- Mesosome
Last Answer : Mesosome
Description : Which of the following is analogous to mesosomes of bacteria? A-Mitochondria of eukaryotes B- Golgi apparatus of eukaryotes C- Lysosomes of eukaryotes D- None of these
Last Answer : Mitochondria of eukaryotes
Description : Where does protein synthesis take place in all cells? a. mitochondria b. cell membranes c. ribosomes d. Golgi apparatus
Last Answer : c. ribosomes
Description : ------------ is mainly present in prokaryotic cells A Mitochondria B ER C Golgi apparatus D Mesosomes
Last Answer : D Mesosomes
Description : Enzymes responsible for ketone body formation are associated mainly with the (A) Mitochondria (B) Endoplasmic reticulum (C) Nucleus (D) Golgi apparatus
Last Answer : Answer : A
Description : It is a mesh of interconnected membranes that serve a function involving protein synthesis and transport. (A) Endoplasmic reticulum B) Cytoskeleton (C) Golgi apparatus (D) Both A and B
Last Answer : (A) Endoplasmic reticulum
Description : The bacterial cytoskeleton a. transport vesicle b. helps determine cell shape c. Is organized identical to its eukaryotic counterpart. d. Centers the nucleoid.
Last Answer : b. helps determine cell shape
Description : Thermococcus, Methanococcus and Methano- bacterium exemplify (a) bacteria whose DNA is relaxed or positively supercoiled but which have a cytoskeleton as well as mitochondria (b) bacteria that ... that lack any histones resembling those found in eukaryotes but whose DNA is negatively supercoiled
Last Answer : (c) archaebacteria that contain protein homologous to eukaryotic core histones
Description : What is evidence for the endosymbiotic theory? a. Ribosomes are the same size in eukaryotes and prokaryotes b. Organelles like mitochondria and cholorplasts have their own dna and ribosomes c. Flagella are the same in both types of cells d. A-C are correct
Last Answer : b. Organelles like mitochondria and cholorplasts have their own dna and ribosomes
Description : Eukaryotic cells have extensive intracellular membranes, termed the endomembrane system, which divide the cell into structurally and functionally distinct compartments, or organelles. These include the inner cell ... . Name a cellular component whose membrane is not part of the endomembrane system.
Last Answer : Mitochondria; also chloroplasts
Description : Which of the following organelles contain DNA, divides and possesses some degree of autonomy? A- Golgi apparatus B- Ribosome C- Chloroplast D- Peroxisomes
Last Answer : Chloroplast
Description : Which of the following cytoplasmic organelles are treated as prokaryotic cells within the eukaryotic cells? (1) Mitochondria (2) Golgi bodies (3) Lysosomes (4) Glyoxysomes
Last Answer : (1) Mitochondria Explanation: Mitochondria are semiautonomous organelles that likely began as freestanding prokaryotes that invaded eukaryotic cells more than a billion years ago. A symbiotic ... lost the capacity for independent existence but became indispensible to the eukaryotic cells.
Description : Which of the following cytoplasmic organelles are treated as prokaryotic cells within the eukaryotic cells ? (1) Mitochondria (2) Golgi bodies (3) Lysosomes (4) Glyoxysomes
Last Answer : Mitochondria
Description : All the enzymes involved in the synthesis of cholesterol are found in (A) Mitochondria (B) Golgi apparatus (C) Nucleus (D) Endoplasmic reticulum and cytosol
Last Answer : Answer : D
Description : The enzymes of β-oxidation are found in (A) Mitochondria (B) Cytosol (C) Golgi apparatus (D) Nucleus
Description : Which one is the largest particulate of the cytoplasm? (A) Lysosomes (B) Mitochondria (C) Golgi apparatus (D) Entoplasmic reticulum
Last Answer : B
Description : Which one is the heaviest particulate component of the cell? (A) Nucleus (B) Mitochondria (C) Cytoplasm (D) Golgi apparatus
Last Answer : A
Description : Proteins that are destined to be secreted from the cells must pass through a series of organelles. These organelles include: a. Endoplasmic reticulum b. Golgi apparatus c. Mitochondria d. Lysosomes
Last Answer : Answer: a, b, d Proteins targeted for the secretory pathway most commonly begin with translocation from the cytoplasm across the lipid bilayer into the lumen of the endoplasmic reticulum. It ... apparatus where they are further processed and sorted and end up in a secretory vesicle or lysosome
Description : ATP is generated in C A. Lysosomes B. Food Vacuoles C. Mitochondria D. Golgi apparatus
Description : Cellular organelles with membranes are (a) endoplasmic reticulum, ribosomes and nuclei (b) lysosomes, Golgi apparatus and mitochondria (c) nuclei, ribosomes and mitochondria (d) chromosomes, ribosomes and endoplasmic reticulum.
Last Answer : (b) lysosomes, Golgi apparatus and mitochondria
Description : Match the columns and identify the correct option. Column I Column II A. Thylakoids (i) Disc-shaped sacs in Golgi apparatus B. Cristae (ii) Condensed structure of DNA C. Cisternae (iii) Flat membranous sacs in stroma D. Chromatin (iv) ... iii), C-(i), D-(ii) (d) A-(iii), B-(iv), C-(i), D-(ii)
Last Answer : (d) A-(iii), B-(iv), C-(i), D-(ii)
Last Answer : (B) Mitochondria
Last Answer : (A) Nucleus
Description : What part of the cell serves as the intracellular highway? (A) Endoplasmic reticulum (B) Golgi apparatus (C) Cell membrane (D) Mitochondria
Description : The site of enzymes directing the metabolic oxidation (respiration), ATP synthesis and considered as power house of cell are (A) Lysosomes (B) Microsomes (C) Mitochondria (D) Golgi apparatus
Last Answer : (C) Mitochondria
Description : In a cell, aerobic respiration occurs mainly in the: a) ribosomes (pron: RIBE-a-somes) b) mitochondria (pron: mite-o-KON-dree-a) c) Golgi apparatus (pron: GALL-jee) d) chloroplasts (pron: KLOR-o-plasts)
Last Answer : ANSWER: B -- MITOCHONDRIA
Description : Which organelle has been shown to contain DNA? a) Ribosome b) Mitochondria c) Golgi Apparatus d) none of the above
Description : The vesicles formed via the process known as phagocytosis (pron: fag-eh-seh-toe-sis) are called: a) lysosomes (pron: lye-sah-somes: somes rhymes with homes) b) Golgi apparatus c) food vacuoles d) mitochondria (pron: my-toe-chon-dria)
Last Answer : ANSWER: C -- FOOD VACUOLES
Description : Which of the following is not true for eukaryotic cells? A- Nucleus is bounded by nuclear membrane B- Chromosomes contain histones C- Chloroplasts and mitochondria contains 70S ribosomes D- Gas vacuoles are present
Last Answer : Gas vacuoles are present
Description : Which one of the following microbes is NOT associated with vaginosis? a. Peptostreptococcus b. Gardnerella c. Prevotella d. Staphylococcus
Last Answer : d. Staphylococcus
Description : A _____ is a communal association of microbes. a. Domain b. Biofilm c. Division d. Species
Last Answer : b. Biofilm
Description : Which of the following statements supports the cell theory? a. all living things are made of cells b. all living things have a chromosome in the nucleus c. all living things have cellular metabolism in the mitochondria d. A-C are correct
Last Answer : a. all living things are made of cells
Description : Is cytoskeleton prokaryotic or eukaryotic? -Biology
Last Answer : answer:
Description : Which are the cell organelles that participate in the cell division and in the formation of cillia and flagella of some eukaryotic cells ?
Last Answer : The organelles that participate in the cell division and in the formation of cilia and flagella of some eukaryotic cells are the centrioles. Some cells have cillia (paramecium, the bronchial ciliated ... are very important for cell division. Cell Structure Review - Image Diversity: centrioles
Description : The ability to maintain a relatively stable internal state is called _____. a. Homeostasis b. Metabolism c. Equilibrium d. Balancing
Last Answer : a. Homeostasis
Description : ALL the following are immunogenic except: a. Bacterial Flagella. b. Haptens. c. Bacterial Pili. d. Viral Spikes.
Last Answer : d. Viral Spikes.
Description : Number of flagella produced by motile cells in A- members of the phaeophyta is greater than members of the Oomycota B- .members of the Oomycota is greater than members of the Phaeophyta C- members of the Phaeophyta is approximately equal to members of the Oomycota D- none of the above
Last Answer : members of the Phaeophyta is approximately equal to members of the Oomycota
Description : A single polar flagella is known as A- monotrichous B-lophotrichous C- amphitrichous D-none of these
Last Answer : monotrichous
Description : .Bacteria having no flagella are unable to A- move B- reproduce C- stick to tissue surfaces D- grow in nutrient agar
Last Answer : move
Description : Flagella move the cell by A- .many flagella beating in a synchronous, whip-like motion B- an individual flagellum beating in a whip-like motion C- spinning like a propeller D- attaching to nearby particles and contracting
Last Answer : spinning like a propeller
Description : cluster of polar flagella is called A-lophotrichous B- amphitrichous C- monotrichous D-petritrichous
Last Answer : lophotrichous
Description : The protein from which hook and filaments of flagella are composed of, is A- keratin B- flagellin C- gelatin D- casein
Last Answer : flagellin
Description : Flagella move the cell by A- many flagella beating in a synchronous, whip-like motion B- an individual flagellum beating in a whip-like motion C- spinning like a propeller D-.attaching to nearby particles and contracting
Description : A cluster of polar flagella is called A-.lophotrichous B- Amphitrichous C- Monotrichous D- Petritrichous
Last Answer : .lophotrichous
Description : Primary differences between cilia and flagella are A- arrangement of microtubules B- length and location of basal bodies C- how the microtubules are fused to each other D- number, length and direction of force
Last Answer : number, length and direction of force
Description : Flagella are a. Made of carbohydrate and lipid. b. Found on all bacterial cells. c. Contain dextran fiber d. Important for chemo taxis.
Last Answer : d. Important for chemo taxis.