Q: 3. Identify the following structures: A, Is this an animal cell or plant cell? a.
A: A cell is the basic structural and functional key of life. A cell has multiple organelles that carry…
Q: The study of cells is called ______________.
A: The cell is the basic structural and functional unit of living things. The cell carries out various…
Q: Label the visible parts of the cells. Describe the cell and its cell shape.
A:
Q: Scanning electron microscope can be used for () A. Observe images of different sections of cells B.…
A: A laboratory instrument used to examine objects that are too small to be seen by the naked eye is…
Q: Match the cell component with its role in the cell.
A: All of the given are components of cellular structure. They make up the organelles of the cell which…
Q: Penicillin and streptomycin are commonly used antibiotics for treating bacterial infections. What…
A: Streptomycin belongs to a class of drugs known as aminoglycoside antibiotics. Penicillins belongs to…
Q: An antifungal cream advertises to chemically attack the fungal cells without harming the skin. The…
A: Fungi contain chitin thus antifungal cells are most likely specific to chitin. So, the correct…
Q: 1. Which of these structures surround cells? A. cell wall and nucleus B. cell membrane and cell wall…
A: There are three parts of a cell: the cell membrane, the nucleus, and, between the two, the…
Q: 3 .all of the following about endoplasmic reticulum is true except; A, Consists of two parts, rough…
A: The endoplasmic reticulum is a membrane bounding organelle that helps to generate power for cellular…
Q: IDENTIFICATION: 1. A hard material in the cellulose matrix of the cell wall important for…
A: 1. Answer: GELATIN: In a cell wall, the fibrils are cellulose microfibrils, and the grid is made out…
Q: Identify the main phases of interphase in the correct order. Select one:
A: Answer is option b.) growth1,synthesis,growth2.
Q: Which pathway supplies materials to lysosomes and is used to degrade obsolete parts of the cell
A:
Q: Label the image of a cell membrane. See chapter 5 'Biology in Focus.' А. D. В. E. С. F. Label the…
A: The plasma membrane, also known as the cell membrane, is a double layer of lipids and proteins that…
Q: Which cell modification allows vibratory motion and covers mostly the cell surface? a. cilia b.…
A: Thank you for the question Answer : the correct answer is option A ( cilia)
Q: It is an active programmed cell death which occures normally at the end of life span of the cell…
A: A cell at initial stage is small in size and it grows and become large size to perform its…
Q: . How do you know what type of cell this is? C. Identify the structure the arrow. d. What does the…
A: Cell : It consists of cytoplasm which is bounded by a cell membrane . Cells are generally…
Q: 4. The thin structure that surrounds a cell is known as a. a nucleus. b. a cell membrane. c.…
A: The cells are the basic structural and fundamental units of all living organisms. These basic units…
Q: At which stage(s) would you find an intact nuclear membrane? Select all that apply IV V II II
A: At stage IV
Q: 10. The diagrams below represent two cells, X and Y. * -A B C Cell X Cell Y Identify one process…
A:
Q: Can you please label all of the parts of the diagram
A: The cell membrane also called the plasma membrane is a membrane that separates the cell from the…
Q: If there is too much water outside a cell
A: Movement of water across semi-permeable membrane is known as osmosis. It is a passive transport and…
Q: As the size of a cell decreases, the ratio of its surface area to volumea. increases.b. decreases.c.…
A: Introduction Cell is the basic unit of life. All organisms be it single cellular or multicellular,…
Q: 1. Color the organelle orange that controls what substances go in and out of the cell. Organelle:…
A: Cell is the structural and functional unit of the cell. All cells arise from preexisting cell.…
Q: 1. Complete the following table by labelling the correct parts of a cell membrane. 2. Provide the…
A: Plasma membrane is the outer boundary of the cell. It is selective permeable in nature that is it…
Q: he membrane around the vacuole is known as (a) Tonoplast (b) Elaioplast (c) Cytoplast (d)…
A: A vacuole is an organelle that stores food and/or waste products. They work by ingesting and…
Q: ________are the most unspecialized mass of cells.a) Stem cells b) Root cells c) Hair cells d) Cells
A: Cell is a basic membrane-bound unit and it is often called as the basic building blocks of all…
Q: 9. The cilia a. are microfilaments b .Are microtubules c. Presents in respiratory cells d. paralysed…
A: Introduction: Cilia are the hair like projections on the outer surface of the epithelial cells.
Q: Chromosomes are found in of cells. O A) the plasma membrane O B) the cytoplasm C) the lysosome D)…
A: Question- Chromosomes are found in of cells. A) the plasma membrane B) the cytoplasm C) the lysosome…
Q: Which of the following cells has flagella? O A) Sperm cell O B) Epithelial cells O C) Erythrocytes O…
A: Ans - 68 Flagella is the structure which helps in motility of the cell. # Among the given cells,…
Q: 4- Mitotic spindle is observed with: a) O Keratin filaments b) O Actin filaments C)O Cytoplasmic…
A: The growth and development of organisms are attributed to the unique ability of the cell to divide…
Q: 4. Identify : a. A? (specific cells) b. B? (specific part pointed) c. Type of secondary thickening…
A: The vascular tissues of the plants comprises of xylem and phloem which are the main transport…
Q: 1. What is the view of the tissue section under a light microscope? * A. whole mount B. 2-D image C.…
A: Answer 1 B. 2-D image is correct answer A light microscope generally produce flat, 2-D image due to…
Q: The main arena of various types of activities of a cell is: A Nucleus B Plasma…
A: The cell is the basic functional, structural, and biological unit of all known organism. A cell is…
Q: The intracellular matrix differs from the extracellular matrix in that the latter is located A…
A: Q. The intracellular matrix differs from the extracellular matrix in that the latter is located A…
Q: A cell that is ___________ has a particular morphology and function. a. determined b. differentiated…
A: Cell is the basic structural, functional, and biological unit of all known organisms. The cell…
Q: Outside cell Inside cell
A: The passage of materials through cell membranes is referred to as cell transport. Passive and active…
Q: Ciliated cells are found in region: 2 3 Select one: a. 3 b. 4 c. 2 d. 1
A: INTRODUCTION Ciliated cells : This helps in the transport of mucus through airways.
Q: 50 µm
A: Answer
Q: The cell death encompasses all but the following: A. activation of cellular enzymes B. lysis of cell…
A: Cell death or programmed cell death is known as apoptosis. It is a cell triggered process that…
Q: 5. Type of Cell: Explanation:
A: Eukaryotic cells are cells with a nucleus enclosed within the nuclear membrane.
Q: 2. Describe these cell shape and arrangements
A: Bacteria are microscopic, unicellular, prokaryotic organisms. They do not have membrane bound cell…
Q: 6. Label each of the following situations as one of the characteristics of life. Situation a. a cell…
A: All living organisms have various key functions or characteristics that are sensitivity,…
Q: 17. Cell wall shows (a) complete permeability b semi permeabilty (c) differential permeability (d)…
A: Permeability refers to the ease with which molecules cross a particular biological membrane. In…
Q: M-
A: The living, self reproducing, structure and functional unit of the living organisms is called cell.…
Cell is the basic functional and structural unit of life. It contains various organelles to perform various functions.
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- Why is the surface area of a cell so important in determining maximum cell size? a. a very large cell needs very little surface area relative to its volume b. a very small cell can't exchange material across its surface c. a very large cell would need to exchange a very large amount of material with the external environment d. a typical cell has more surface area than volume e. all of the aboveFtsZ proteins direct the formation of a ________ that will eventually form the new cell walls of the daughter cells. a. contractile ring b. cell plate c. cytoskeleton d. septumA cell that is ___________ has a particular morphology and function. a. determined b. differentiated c. undergoing apoptosis d. dividing
- A cell contains 97% water and it is placed in a 5% salt solution. a) Which contains a higher concentration of water? i) cytoplasm of the cell ii) salt solution b) Which contains a higher concentration of solutes? i) cytoplasm of the cell ii) salt solution c) Cell membranes are selectively permeable, so which of the substances will move across it? i) water ii) salt iii) both water and salt iv) none d) What will happen to the volume of the cell? i) increase ii) decrease iii) stay the same i need help on this hw question. i tried it on my own but im not too sure if it's correct. the following are what i think the answers are: a) cytoplasm of the cell b) salt solution c) water d) decrease it would be helpful if you can confirm my answers and explain what i did wrong, thank you!A selectively permeable A. allows some substance to move across the membrane, but not others B. allows unlimited movement of materials into or out of the cell C. allows substances to enter, but prevent any substances from leaving the cell D. allows only helpful materials to cross the the cell membrane into the cellAs the size of a cell decreases, the ratio of its surface area to volumea. increases.b. decreases.c. stays the same.
- The most important factor that limits the size of a cell is the a. quantity of proteins and organelles a cell can make. b. rate of diffusion of small molecules. c. surface area-to-volume ratio of the cell. d. amount of DNA in the cell.1. What is the view of the tissue section under a light microscope? * A. whole mount B. 2-D image C. 3-D image D. stereoscopic 2. Why do you need to wrap the petri plates with used bond papers? * A. to prevent condensation. B. to prevent breakage C. to prevent contamination D. all of these are correctThe main function of plasma membranes is to ________. a. physically protect the cell b. separate the internal environment of the cell from the environment c. ensure the cell properly communicates with stimuli
- The current treatment for cataracts involves surgery to replace the entire lens of the eye with an artificial lens. Cataracts develops over time as a person ages because lens cells do not have A )an outer membrane B) a cytoskeleton C) the ability to activate cell death pathways D) regeneration or repair mechanismsThe cell membrane a) has no function that is known. b) is responsible for starting mitosis. c) controls what substances enter the cell. d) has a thick cuticle around the outside.In which of the following ways does a bacterial cell differ from an animal cell? a. A bacterial cell is much larger than an animal cell. b. A bacterial cell has more mitochondria than an animal cell. c. A bacterial cell has RNA for its genetic material, whereas an animal cell does not. d. A bacterial cell does not have membrane-bound organelles, whereas an animal cell does.
