Ap biology transcription Study guides, Class notes & Summaries

AP Biology MCQ Practice Exam #1 (Answered 100% Correctly) 2024 Humans produce sweat as a cooling mechanism to maintain a stable internal temperature. Which of the following best expalins how the properties of water contribute to this physiological process? The high heat of vaporization of water allows the body to remove excess heat through a phase change of water from liquid to gas. A student placed a semipermeable membrane inside a U-shaped channel with two chambers. Membrane permits...

ADVANCED PLACEMENT (AP) BIOLOGY:Transcription 32 Questions Correctly Answered | 100% Rated Which of the following statements about post-transcriptional processing is true? Possible Answers: A methylguanine cap is added to the 3' end of the mature mRNA Exons are spliced out of hnRNA and are not part of the mature mRNA Post-transcriptional hnRNA processing prevents RNA from degrading as it leaves the nucleus A poly-A tail is added to the 5' end of the mature mRNA Correct answer: Post-transcr...

AP Biology Final Exam Review Questions and Answers latest Verified emergent properties - CORRECT ANSWER-new properties that emerge with each step upward in the hierarchy of life, owing to the arrangement and interactions of parts as complexity increases negative feedback - CORRECT ANSWER-a mechanism of response in which a stimulus initiates reactions that reduce the stimulus positive feedback - CORRECT ANSWER-a physiological control mechanism in which a change in a variable triggers ...

Pyrimidine - Answer One carbon ring Cytosine, Thymine, Uracil What is the function of mRNA? - Answer Carries genetic info out of nucleus Transcript translated to protein What is the function of tRNA? - Answer Carries aa to ribosome Anticodon pairs with codon on mRNA strand What is the function of rRNA? - Answer part of ribosome structure most abundant RNA coordinated coupling of tRNA to mRNA codons Feedback inhibition - Answer Product of pathway is noncompetitive inhibitor Binds to all...

Question 1 Which of the following statements about post-transcriptional processing is true? Possible Answers: A methylguanine cap is added to the 3' end of the mature mRNA Exons are spliced out of hnRNA and are not part of the mature mRNA Post-transcriptional hnRNA processing prevents RNA from degrading as it leaves the nucleus A poly-A tail is added to the 5' end of the mature mRNA Correct answer: Post-transcriptional hnRNA processing prevents RNA from degrading as it leaves the nucleus Que...

AP Biology Practice Exam yes ️is testosterone lipid soluble testosterone ️readily passes through the cell membrane and binds to a receptor in the cytoplasm. the hormone and receptor then enter the nucleus and act as a transcription factot voltage-gated calcium channels in the membrane open ️what is a direct result of depolarizing presynaptic membrane of an axon oxygen gas ️in photosynthesis, atom goes from water to pump ️whenever this term is used, active transport occur...

AP Biology Practice Exam Questions with Guaranteed Correct Answers yes - CORRECT ANSWER-is testosterone lipid soluble testosterone - CORRECT ANSWER-readily passes through the cell membrane and binds to a receptor in the cytoplasm. the hormone and receptor then enter the nucleus and act as a transcription factot voltage-gated calcium channels in the membrane open - CORRECT ANSWER-what is a direct result of depolarizing presynaptic membrane of an axon oxygen gas - CORRECT ANSWER-in pho...

ADVANCED PLACEMENT (AP) BIOLOGYUnderstand Steps Of Transcription 29 Questions Correctly Answered | 100% Rated Histones are most closely linked to which of the following processes? Possible Answers: Crossing over of genetic information Eukaryotic cell division Chromosome formation Synthesis of ATP in the nucleolus Correct answer: Chromosome formation

AP Biology Exam Questions and Answers 100% Correct organic compounds - CORRECT ANSWER-contain carbon; examples include lipids, proteins, and carbs functional groups - CORRECT ANSWER-amino (NH2), carbonyl (RCOR), carboxyl (COOH), hydroxyl (OH), phosphate (PO4), sulfhydryl (SH) fat - CORRECT ANSWER-glycerol and three fatty acids saturated fats - CORRECT ANSWER-bad for you; animals and some plants have it; solidifies at room temp. unsaturated fats - CORRECT ANSWER-better for you, plant...

Question 1 Histones are most closely linked to which of the following processes? Possible Answers: Crossing over of genetic information Eukaryotic cell division Chromosome formation Synthesis of ATP in the nucleolus Correct answer: Chromosome formation Question 2 Which of the following proteins is essential for transcription? Possible Answers: DNA polymerase Trypsin EXAM Primase RNA polymerase Correct answer: RNA polymerase Question 3 A researcher discovers a highly bizarre eukaryotic speci...