Ansc 300 Final Exam with 100 questions and correct answers 2024 lately updated
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Ansc 300 Final Exam with 100
questions and correct answers 2024
lately updatedAnsc 300 Final Exam with 100
questions and correct answers 2024
lately updatedAnsc 300 Final Exam with 100
questions and correct answers 2024
lately updatedAnsc 300 Final Exam with 100
questions and correct ...
Ansc 300 Final Exam with 100 questions and correct answ ers 2024 lately updated Communication using ____ and ____ is key to homeostasis - ✔✔ANSW✔✔electrical and chemical signals What are examples of homeostasis? - ✔✔ANSW✔✔body temperature, blood glucose What is energy made from? - ✔✔ANSW✔✔Fats, carbs (glucose/cellulose), protein What are the similarities between prokaryotic and eukaryotic cells? - ✔✔ANSW✔✔- have a cell membrane -have cytoplasm -have ribosomes -have DNA What are the differences between prokaryotes and eukaryotes? - ✔✔ANSW✔✔prokaryotes: small and simple, unicellular, nucleus is absent, bacteria, circular DNA, lack membrane bound organelles Eukaryotes: large and complex, unicellular or multicellular, cell division by mitosis, plant, animal, human cells What is the function of the cell membrane? - ✔✔ANSW✔✔-separates the cell from ECF -regulates exchanges of molecules w/ environment -structural support What is the membrane composed of? - ✔✔ANSW✔✔- inner mitochondria membrane: 76% proteins, 24% lipids - Myelin around never cells: 79% lipids, 18% proteins -Lipids: mainly phospholipids -Proteins: integral or peripheral -Carbs: attached to proteins and lipids on external of cell What makes up phospholipids? - ✔✔ANSW✔✔- polar head (hydrophillic - attracted to water) -non-polar fatty acid tail (hydrophobic - not attracted to water) What is the job of the cytoskeleton? - ✔✔ANSW✔✔-provides shape, organization, movement, intracellular transport, cell connection What are microfilaments? - ✔✔ANSW✔✔- form a network -just inside the cell membrane: made of actin what are microtubules? - ✔✔ANSW✔✔-largest cytoskeleton fiber -ex: cilia and flagella what are examples of intermediate filaments? - ✔✔ANSW✔✔myosin and keratin What is contained in centrosome? what does it do? - ✔✔ANSW✔✔-has 2 centrioles - directs the movement of DNA in cell division
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