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Bio 150 IUP Question and answers correctly solved 2024
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Bio 150 IUP Question and answers correctly solved 2024
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Bio 150 IUP Question and answerscorrectly solved (12 pgs)
What are the 8 functions of a human body cell? - correct answer
✔1.Covering
2.Lining
3.Storage
4.Movement
5.Connection
6.Defense
7.Communication
8.Reproduction
Light microscopy (LM) - correct answer ✔Visible light passes through the cell
Transmission electron microscopy - correct answer ✔A beam of electrons
passes through thin slice of specimen
Scanning electron microscopy (SEM) - correct answer ✔Beam of electrons
bounces off surface of the cell to provide a 3D image of the cell surface
3 basic parts of a human body cell - correct answer ✔1.Plasma membrane-
Selective outer barrier
2.Cytoplasm-Cellular contents; cytosol, and organelles
3.Nucleus-Control center
Two classifications of organelles - correct answer ✔1.Membrane-bound
, 2.Non-membrane-bound
Membrane- Bound Organelles examples - correct answer ✔Endoplasmic
reticulum
Golgi apparatus
Lysosomes
Mitochondria
Smooth ER - correct answer ✔1.Synthesis, transport, and storage of lipids
including steroid hormones
2.Metabolism of carbohydrates
3.Detoxification of drugs, alcohol, and poisons
Rough ER - correct answer ✔1.Secretion by the cell
2.Incorporation into the plasma membrane
3.Creation of lysosomes
Golgi Apparatus - correct answer ✔Function to receive proteins and lipids
from the RER for modification, sorting, and packaging
Mitochondria - correct answer ✔Function to produce a high energy
containing molecule called ATP on the cristae
Cytoskeleton - correct answer ✔Proteins organized in the cytosol as solid
filaments or hollow tubesThree cytoskeletal components
1.Microfilaments
2.Intermediate filaments
3.Microtubules
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