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PLTW Principle of Biomedical Science Final Exam Review 2024 Actual Questions with Verified Answers, 100% Guarantee Pass R235,48   Add to cart

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PLTW Principle of Biomedical Science Final Exam Review 2024 Actual Questions with Verified Answers, 100% Guarantee Pass

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PLTW Principle of Biomedical Science Final Exam Review 2024 Actual Questions with Verified Answers, 100% Guarantee Pass

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  • August 21, 2024
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PLTW Principle of Biomedical Science Final Exam Review.pdf file:///C:/Users/HP/Desktop/NIW/PLTW%20Principle%20of%20Biom




PLTW Principle of Biomedical Science Final Exam

Review


1. Name 5 pieces of evidence that might be obtained at a crime scene that could help

solve the crime: -blood

- DNA

-Hair

-Weapon

- fingerprint

2. Name all four bases of DNA- which bases are structurally similar to one another?

Which bases pair with each other? Which base is not present in RNA?: Adenine,

Thymine, Guanine, Cytosine (A-T, G-C)

In RNA, Thymine is replaced with Uracil

3. What do restriction enzymes do?: Restriction enzymes come from bacteria and make cuts in

DNA. These fragments can become RFLPs and can be run through gel electrophoresis

4. What does gel electrophoresis do? Which way does DNA run on the gel?-
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,PLTW Principle of Biomedical Science Final Exam Review.pdf file:///C:/Users/HP/Desktop/NIW/PLTW%20Principle%20of%20Biom




: Separated RFLPs based on size. The smallest pieces travel the furthest. They migrate to the

positive terminal because of DNAs negative charge

5. How does DNA differ from person to person?: The sequence and number of base pairs.

Human DNA differs only in the sequence of bases - 0.1%

6. What strand of DNA would bind with this strand?

ATCGTCAGG: TAGCAGTCC

7. Compare the differences of Type 1 diabetes and Type 2 Diabetes: Type 1: Hereditary,

weight loss, hunger, fatigue, thirst, frequent urination, cells kill off insulin producing beta cells,

requires insulin injection and pump, can cause early death, can cause blindness, retinopathy,

heart disease, kidney disease, and feet problem Type 2: caused by poor diet, being overweight,

high blood pressure, neuropathy, body makes insulin but isn't used properly by the body or is

not enough to meet body demand, treatment- good diet, exercise, meds. UTI, thirst, headaches,

fatigue

8. Explain the difference between negative and positive feedback (give exam- ples).:

Positive feedback is one circle (Giving birth)

Negative feedback is a figure eight (Blood glucose levels)

9. Explain the difference between dehydration synthesis and hydrolysis.: De- hydration

synthesis: Monomers are joined by removal of OH from one monomer and removal of H from
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