Homework Answers
1) A. Hypotonic solution.
An single animal cell mainly the red blood cells which placed in the hypotonic solution will burst when it fill up with water.
2) A. Nucleic acids.
3) A. Exocytosis
4) D. Cell wall.
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solution will burst due to an intake of water. Red blood cells in a A. Hypotonic...
1.Select 5-10 of the following vocabulary terms located near the bottom of the document. 2.. show...
1.Select 5-10 of the following vocabulary terms located near the bottom of the document. 2.. show how you relate the terms to one another (write down to the piece paper) 3. Prepare a short-written justification for your arrangement that explains how the terms are related. Vocabulary terms - Membrane, Permeability ,Phospholipid ,Cholesterol, Glycosylation ,Hydrophobic ,Hydrophilic ,Amphiphilic, Lipid bilayer, Peripheral proteins, Integral proteins, Fluidity, Channel, protein ,Concentration, gradient, Diffusion Facilitated transport Hypertonic Hypotonic Isotonic Osmosis Plasmolysis Passive transport Transport protein Solute...
is the movement of solutes from an area of higher concentration to an area of lower...
is the movement of solutes from an area of higher concentration to an area of lower concentration in solution a. Osmosis b. Facilitated diffusion Filtration d. Diffusion - Is the diffusion of water (solvent) across a selectively permeable membrane such as the plasma membrane. a. Osmosis b. Facilitated diffusion Fitration d. Diffusion means cell-drinking (pinching and is distinguished from phagocytosis in that smaller vesicles are formed and they contain molecules dissolved in liquids rather than partides a Endocytosis b. Exocytosis...
21. The ______ prevents plants cells from bursting when place in a ____ solution. a) centrioles-hypotonic...
21. The ______ prevents plants cells from bursting when place in a ____ solution. a) centrioles-hypotonic b) chloroplasts-hypertonic c) plasma membrane-hypertonic d) vacuole-hypertonic e) cell wall-hypotonic 22. Specialized cells like your own lung cells each lack which of the following organelles which are commonly found in an onion. a) cell membrane b)cell wall c)ribosomes d)nucleolus e) none of the above ______ 23. White blood cells engulf and destroy foreign particles by a process known as phagocytosis which is actually a)...
ements. 3 Select the key choices that chancerize each of the followving sta Insert the appropriate...
ements. 3 Select the key choices that chancerize each of the followving sta Insert the appropriate answers in the answer blanks. Key Choices A Active transport B. Diffusion, C. Diffusion, osmosis F.Filtration G. Phagocytosis D. Exocytosis H. Pinocytosis simple E. Facilitated diffusion 1. Receptor-mediated endocytosis 1. Engulfment processes that require ATP 2. Driven by molecular enecgy 3. Driven by hydrostatic (lui) pressure (typically blood pressure in the body) 4. Moves dowh a concentration gradient 5. Moves up (agains) a concentration...
9. Which of these organelles contains an inner membrane folded inward to form cristae? a. nucleus...
9. Which of these organelles contains an inner membrane folded inward to form cristae? a. nucleus b. chloroplast c. rough ER d. mitochondrion e. smooth ER 10. Which reaction requires an enzyme? a. ATP -ADP Pi ADP +Pi >ATP C. Sucrose->glucose+fructose d. glyceraldehyde 3-phosphate (G3P)> 1,3-diphosphoglyceric acid e. all of these 11. What would happen to human red blood cells placed in a solution of sucrose that is hypertonic to their cytoplasm? a. b. C. d. e. They would take...
ANSWER ALL QUESTIONS FULLY AND CORRECTLY 5-1 T cells recognize antigen when the antigen a. forms...
ANSWER ALL QUESTIONS FULLY AND CORRECTLY
5-1 T cells recognize antigen when the antigen a. forms a complex with membrane-bound MHC molecules on another host-derived cell b. is internalized by T cells via phagocytosis and subsequently binds to T-cell receptors in the endoplasmic reticulum c. is presented on the surface of a B cell on membrane-bound immunoglobulins d. forms a complex with membrane-bound MHC molecules on the T cell e. bears epitopes derived from proteins, carbohydrates, and lipids. 5-2 a....
The process(es) of a. osmosis b. diffusion c. facilitated diffusion d. active transport e. two of the above 7. do...
The process(es) of a. osmosis b. diffusion c. facilitated diffusion d. active transport e. two of the above 7. do NOT proceed to equilibriunm 8. The process of br a. Phagocytosis b. Pinocytosis c. Receptor mediated endocytosis d. None of the above ringing large particles into the cell using vesicles is called 9. Water is capable of forming hydrogen bonds because a. the hydrogen atoms carry partial positive charges. b. the oxygen atom carries a partial negative charge. c. it...
30. An isotonic solution means that the solute concentration outside the cell: A. Is slightly less...
30. An isotonic solution means that the solute concentration outside the cell: A. Is slightly less than inside the cell B. Is much greater than inside the cell C. Is much less than inside the cell D. Is same as inside the cell E. Is slightly greater than inside the cell 31. A solvent is a A .A salt or sugar B. One component of a cell membrane C. The substance in which a solutes are dissolved D. Selectively permable...
I dont understabd the last 3 questions . A single piant cell is placed in an...
I dont understabd the last 3 questions .
A single piant cell is placed in an sotoric solution. Salt is then odded to the sokutlion. wwich ot me totowing wouid occur as a resut of the solt addition Water wouid leave the cell by osmoss. causing the volume of the cytoplosm to decreone. Water would entor the cel by osmosis, and the cel would swe t T The added salt would enter the cel cousing the cell to take up...
45) A bacterium engulfed by a white blood cell through phagocytosis will be digested by en...
45) A bacterium engulfed by a white blood cell through phagocytosis will be digested by en mes contained in A) peroxisomes. B) lysosomes. C) Golgi vesicles D) vacuoles. E) secretory vesicles. 44) Which of the following factors would tend to increase membrane fluidity? A) a greater proportion of unsaturated phospholipids B) a greater proportion of saturated phospholipids C) a lower temperature D) a relatively high protein content in the membrane E a greater proportion of relatively large glycolipids compared with...
is the movement of solutes from an area of higher concentration to an area of lower concentration in solution a. Osmosis b. Facilitated diffusion Filtration d. Diffusion - Is the diffusion of water (solvent) across a selectively permeable membrane such as the plasma membrane. a. Osmosis b. Facilitated diffusion Fitration d. Diffusion means cell-drinking (pinching and is distinguished from phagocytosis in that smaller vesicles are formed and they contain molecules dissolved in liquids rather than partides a Endocytosis b. Exocytosis...
ements. 3 Select the key choices that chancerize each of the followving sta Insert the appropriate answers in the answer blanks. Key Choices A Active transport B. Diffusion, C. Diffusion, osmosis F.Filtration G. Phagocytosis D. Exocytosis H. Pinocytosis simple E. Facilitated diffusion 1. Receptor-mediated endocytosis 1. Engulfment processes that require ATP 2. Driven by molecular enecgy 3. Driven by hydrostatic (lui) pressure (typically blood pressure in the body) 4. Moves dowh a concentration gradient 5. Moves up (agains) a concentration...
9. Which of these organelles contains an inner membrane folded inward to form cristae? a. nucleus b. chloroplast c. rough ER d. mitochondrion e. smooth ER 10. Which reaction requires an enzyme? a. ATP -ADP Pi ADP +Pi >ATP C. Sucrose->glucose+fructose d. glyceraldehyde 3-phosphate (G3P)> 1,3-diphosphoglyceric acid e. all of these 11. What would happen to human red blood cells placed in a solution of sucrose that is hypertonic to their cytoplasm? a. b. C. d. e. They would take...
ANSWER ALL QUESTIONS FULLY AND CORRECTLY
5-1 T cells recognize antigen when the antigen a. forms a complex with membrane-bound MHC molecules on another host-derived cell b. is internalized by T cells via phagocytosis and subsequently binds to T-cell receptors in the endoplasmic reticulum c. is presented on the surface of a B cell on membrane-bound immunoglobulins d. forms a complex with membrane-bound MHC molecules on the T cell e. bears epitopes derived from proteins, carbohydrates, and lipids. 5-2 a....
The process(es) of a. osmosis b. diffusion c. facilitated diffusion d. active transport e. two of the above 7. do NOT proceed to equilibriunm 8. The process of br a. Phagocytosis b. Pinocytosis c. Receptor mediated endocytosis d. None of the above ringing large particles into the cell using vesicles is called 9. Water is capable of forming hydrogen bonds because a. the hydrogen atoms carry partial positive charges. b. the oxygen atom carries a partial negative charge. c. it...
30. An isotonic solution means that the solute concentration outside the cell: A. Is slightly less than inside the cell B. Is much greater than inside the cell C. Is much less than inside the cell D. Is same as inside the cell E. Is slightly greater than inside the cell 31. A solvent is a A .A salt or sugar B. One component of a cell membrane C. The substance in which a solutes are dissolved D. Selectively permable...
I dont understabd the last 3 questions .
A single piant cell is placed in an sotoric solution. Salt is then odded to the sokutlion. wwich ot me totowing wouid occur as a resut of the solt addition Water wouid leave the cell by osmoss. causing the volume of the cytoplosm to decreone. Water would entor the cel by osmosis, and the cel would swe t T The added salt would enter the cel cousing the cell to take up...
45) A bacterium engulfed by a white blood cell through phagocytosis will be digested by en mes contained in A) peroxisomes. B) lysosomes. C) Golgi vesicles D) vacuoles. E) secretory vesicles. 44) Which of the following factors would tend to increase membrane fluidity? A) a greater proportion of unsaturated phospholipids B) a greater proportion of saturated phospholipids C) a lower temperature D) a relatively high protein content in the membrane E a greater proportion of relatively large glycolipids compared with...
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