BIOD 102 Essential Biology II Final Exam Portage Learning Questions and Answers 2024, Exams of Biology

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Topoisomerase Your Answer: topoisomera se What enzyme is responsible for relieving the stress associated with the twisting and untwisting of a DNA strand during replication?

Question 1 Not^ yet^ graded^ /^2 pts

True or False. The energy required to add a nucleotide to a growing chain is supplied b

Question 2 3 /^3 pts

BIOD 102 Essential Biology II Final Exam Portage Learning Questions

and Answers 2024 (Verified Answers)

Due No due date Points 120 Questions 37 Time Limit 120 Minutes

Attempt History

Attempt Time Score LATEST Attempt 1 77 minutes 83 out of 120 * * Some questions not yet graded

Score for this quiz: 83 out of 120 *

Submitted Jul 29 at 12:09am This attempt took 77 minutes.

Correct! (^) True False Question (^3) Not yet graded / 5 pts Identify the type of signaling for each description: autocrine, endocrine, neuroendocrine, paracrine or synaptic.

1. Long distance; ligands released from neurosecretory cells
2. Local type; ligand released from neuron and travels across synapse
3. Long distance; ligands released from gland or organ and then travels through blood to target cell or tissue
4. Local type; cell releasing ligand responds to same ligand
5. Local type; ligand travels a short distance by diffusion to target cell or tissue Your Answer:
6. neuroendocrine
7. synaptic
8. endocrine
9. autocrine
10. paracrine **1. Neuroendocrine
11. Synaptic
12. Endocrine
13. Autocrine
14. Paracrine**

Coorrrectct! (^1) Coorrrectct! (^2) Coorrrectct! (^3) Coorrrectct! (^4) Coorrrectct! (^5) Synaptic terminals Axon Axon hillock Cell body Dendrites Question 5 / 5

Multiple Choice: Each of the following are possible treatments for hypercalcemia except: Question 5 3 /^3 pts

artificial calcitonin calcimimetics Correct! (^) artificial PTH diuretics glucagon insulin Your Answer: glucagon insulin Fill in the blank. Alpha cells secrete1 , and beta cells secrete2. Question 6 Not^ yet^ graded^ /^2 pts (short answer) During the NDA process, clinical trial data is reviewed. What two main outcomes are of concern? Your Answer: safety and effectiveness Question 7 Not^ yet^ graded^ /^3 pts

Safety and effectiveness/benefits of taking the drug. ou Answered orrect Answe r False True True or False. In the post-marketing phase, self-enrolled volunteers are followed to observe adverse events and contraindications. Question 8 0 /^2 pts Correct! (^) none of the above all of the above mental health physical disability pain cancer Multiple Choice: Examples of mortality include: Question 9 2 /^2 pts

Correct! Correct! Correct! (^) place morbidity time person disease state A population can be defined using which of the following metrics? (select all that apply): Question 10 3 /^3 pts Correct! (^) host, environment, agent person, place, time host, bacteria, location Multiple Choice: The epidemiological triad focuses on interactions (modes of transmission) among: Question 11 3 /^3 pts Question 12 3 /^3 pts

True or False. Health status is one of several factors that influence host susceptibility. Correct! (^) True False potential for abuse Your Answer: dependency Fill in the blank. Classifying drugs by schedule addresses a drug’s . Question 13 Not^ yet^ graded^ /^2 pts Multiple Choice: Psychological dependency is characterized by: Correct! (^) intense desire physiological withdraw symptoms no symptomology Question 14 2 /^2 pts

all of the above Correct! (^) False True True or False. Management of Type I and Type II diabetes follows the same protocol (that is, they are both treated in the same way). Question 15 2 /^2 pts acidosis Your Answer: acidosis Fill in the blank. As fats are converted to ketones a condition called may occur. Question 16 Not^ yet^ graded^ /^3 pts Put the events in order from beginning to end as they occur during an action potential: Question 17 5 /^5 pts

Correct! 1 Correct! (^2) Correct! (^3) Correct! (^4) Correct! 5 Undershoot Falling Phase Rising phase Depolarization Resting state

Listed below are the types of hormone ligands. Name the type of receptor that each polypeptide amine steroid Your Answer: external/cell surface (G-protein) GPCR cell surface and intracellular intracellular Question 18 Not^ yet^ graded^ /^3 pts

external/cell surface (GPCR is also acceptable answer) cell surface AND intracellular (need both answers) intracellular Correct! (^) False True True or False. Polypeptide hormones are water soluble, composed of short chains of amino acids, and bind to intracellular receptors of the target cell. Question 19 2 /^2 pts Correct! none of the above mismatch repair incision repair excision repair Multiple Choice: If a guanine is mistakenly paired with a thymine, the error is identified, and the nuc Question 20 3 /^3 pts

Correct! (^) False True True or False. Mismatch repair mechanism is useful for removing entire stretches of mismatched DNA from a newly synthesized strand. Question 21 2 /^2 pts Match each term with the correct definition. Correct! (^) gene Correct! (^) genotype Correct! (^) phenotype Correct! (^) transcription Correct! (^) translation Question 22 5 /^5 pts process of interpreting m process of synthesizing R observable characteristi sequence of genetic infor unit of heredity compose Question 23 5 /^5 pts

Match each term with the correct definition: Correct! (^) Promoter region Correct! (^) TATA box Correct! (^) RNA polymerase Correct! (^) Transcription factors Correct! (^) Transcription initiation complex Combination of transcrip Assists RNA polymerase Enzyme that separates D DNA sequence of eukary A control sequence that Question (^24) Not yet graded / 5 pts Fill in the blanks. The following events pertain to epinephrine signaling in hepatocytes. 1 binding to the GPCR of hepatocytes kicks off a series of signal transduction events. The 2 messenger, cyclic AMP 3 protein Kinase A, which in turn activates the enzyme responsible for beginning the 4 of glycogen, and the 5 of this molecule temporarily ceases. Your Answer:

1. epinephrine
2. 2nd
3. activates

4. breakdown

5. synthesis Epinephrine second activates breakdown synthesis

Identify the organs or glands numbered in the figure below. Your Answer: pineal gland hypothalamus Question 25 Not^ yet^ graded^ /^5 pts

parathyroid adrenal glands pancrease Ovaries Pineal Hypothalamus Thyroid Adrenal Pancreas Ovary

Using the figure, identify the process occurring at each stage of muscle contraction fro Question 26 7 /^7 pts

Correct! (^1) Correct! (^2) Correct! (^3) Correct! (^4) Correct! (^5) Correct! (^6) Correct! 7 Troponin blocks myosin b Calcium ions actively tra Power stroke Calcium binds troponin, Intracellular stores of cal Action potential travels a AcH is released from the Multiple Choice: What area of the heart serves to temporarily delay electrical impulses so that atria h SA node Correct! (^) AV node intercalated disks ventricle Question 27 3 /^3 pts

Correct! (^) False True True or False. Aldosterone causes increased reabsorption of water and calcium ions. Question 28 2 /^2 pts Correct! beta blockers aldosterone inhibitors renin inhibitors ACE inhibitors Multiple Choice: An effective treatment for high blood pressure, targeting the RAAS pathway is: Question 29 3 /^3 pts Multiple Choice: Baroreceptors measure changes in blood pressure by responding towithin the large ar Question 30 2 /^2 pts

Correct! (^) stretch blood flow pH none of the above Correct! (^) adrenal medullary arteriole constriction medulla oblongata Multiple Choice: When blood pressure deceases, what is the secondary mechanism that is activated? Question 31 3 /^3 pts Multiple Choice: The following are physiological challenges that can occur during distribution and sh drug interactions/other health conditions blood brain barrier vascularity Question 32 3 /^3 pts

transport mechanism Correct! (^) duration of action biotransformation Your Answer: biotransformation Fill in the blank. Chemical changes made to a drug during metabolism is called. Question 33 Not^ yet^ graded^ /^3 pts Half-life Your Answer: half life Fill in the blank. is the amount of time it takes for a drug’s initial concentration to be reduced by ½. Question 34 Not^ yet^ graded^ /^2 pts Question 35 2 /^2 pts

True or False. Drugs that act as agonists prevent other ligands from binding to the target receptor. True Correct! (^) False Correct! RR=1 RR= 0.26 RR= 3.38 Multiple Choice: Damage from the sun is associated with melanoma. For people who reported using Question 36 5 /^5 pts Match each term with the correct definition. Correct! (^) case series Correct! (^) cross-sectional Question 37 5 /^5 pts small group of patients w

Correct! (^) ecological Correct! (^) case control Correct! (^) cohort subjects^ are^ selected^ bas investigate multiple expo population under study i a “snapshot” of disease st Quiz Score: 83 out of 120