r/APbio

▲ 7 r/APbio+1 crossposts

AP bio retake

Hey guys I took AP bio last year i got a 4 as a a sophmore
what are the chances to get a 5 as a junior and give me some tips to make that 4 to a 5
( dont come at me saying why are u doing a retake, im living in kurdstan and I need a 5 in order to join medicine )

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u/ShotComplaint3844 — 6 days ago
▲ 2 r/APbio

unit 2

does anybody have any resources/articles/yt channels helpful for this specific unit since it is memorization heavy and more like application based

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u/Infamous_Garden_5108 — 6 days ago
▲ 3 r/APbio

I'm confused on why the Answer to part c. of this question is plasma membrane and not lysosome

Question prompt:Cystic fibrosis is a genetic condition that is associated with defects in the CFTR protein. The CFTR protein is a gated ion channel that requires ATP binding in order to allow chloride ions ( ) to diffuse across the membrane.

Question: (c) Identify the most likely cellular location of a mutant CFTR protein that has an amino acid substitution in the ATP-binding site.

Answer: Plasma Membrane

SO I was oslving this AP Bio Frq, and answered "lysosome", however, the verified answer key for this question had only "Plasma membrane as the answer.

I understand that its a wigan gated ion channel, and thus would most likely be found in the plasma membrane, but since its mutated, wouldn't that imply that it would be detected and transported to the lysosome for digestion/breakdown?

Am I misunderstanding how lysosomes work, please clarify any misconceptions, thanks.

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u/Distinct-Pen1048 — 6 days ago
▲ 0 r/APbio

AP bio

My daughter is a junior in high school and finding AP bio hard but not ready to drop it . The school has accelerated Bio which has a gpa weight of 4.5 . She thinks her chances of becoming a doctor are gone if she drops AP bio and takes accelerated Bio. I am worried of the pressure AP bio is putting on her and the hit GPA would take . Please advise.

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u/user_pp99 — 14 days ago