BSC 1010 Exam 3 Questions with complete

BSC 1010 Exam 3 Questions with complete solutions cellular respiration - Correct Answer process by which living cells obtain energy from organic molecules what is the primary aim of cellular respiration? - Correct Answer to make ATP and NADH another concept word for cellular respiration is ____ - Correct Answer metabolism Aerobic respiration uses _______ - Correct Answer oxygen (O2 consumed and CO2 is released as a waste product) cellular respiration uses _____, but is not limited to other organic molecules - Correct Answer glucose

• metabolic pathways are - Correct Answer glycolysis, breakdown of pyruvate, citric acid cycle,

oxidative phosphorylation glycolysis is - Correct Answer the breakdown of glucose pyruvate is broken down in step __ - Correct Answer 2 steps 1-3 produce ___ and ____ - Correct Answer NADH, FADH2 NADH and ADH2 are ______ _____ - Correct Answer electron carriers glycolysis forms from a __ carbon molecule to 2 ___ carbon molecules known as _____ - Correct Answer 6, 3, pyruvate glycolysis is stage __ of cellular respiration - Correct Answer 1 glycolysis is the only stage of cellular respiration that can occur ___ or ___ oxygen - Correct Answer with or without The three important stages of glycolysis are - Correct Answer energy investment, cleavage, and energy liberation energy investment happens in steps ___-___ - Correct Answer 1-3 in energy investment, 2 ____ is ______ to tag glucose with 2 phosphate groups - Correct Answer ATP, hydrolyzed cleavage happens in steps ___-____ - Correct Answer 4-5

• ____ molecules are broken into 2 3 _____ molecules - Correct Answer carbon, carbon

Energy liberation happens in steps ___-___ - Correct Answer 6-10 ATP is made by _____ ____ ______ here in energy liberation - Correct Answer substrate level phosphorylation in energy liberation 2 3 carbon molecules are transformed into 2 ____ molecules -and produces 2 ____ and 4 _____ - Correct Answer pyruvate, NADH, ATP cancer cells exhibit high levels of _____ - Correct Answer glycolysis 1 / 2

Warburg effect - Correct Answer cancer cells preferentially use glycolysis while decreasing oxidative phosphorylation glycolytic enzymes overexpressed in ___% of all types of cancers - Correct Answer 80 oxidation of pyruvate is stage __ of cellcular respiration - Correct Answer 2 in eukaryotes, pyruvate is transported into the ______ _____ where it is broken down - Correct Answer mitochondrial matrix molecule of ____ is removed from each pyruvate - Correct Answer CO2 rematining acetyl group attached to ____ to make ___ _____ - Correct Answer Coa, acetyl CoA glycolysis takes place in the ______ - Correct Answer cytosol citric acid cyle is stage __ of cellular respiration - Correct Answer 3 citric acid cylcle is the _____ cycle - Correct Answer metabolic, citrate (6c melecule) is also known as ____ - Correct Answer citric acid what molecule is regenerated to start the citric acid cycle again - Correct Answer oxaloacatate oxydative phosphorylation is stage ___ - Correct Answer 4 high energy electrons are removed from NADH and FADH2 to make ___ - Correct Answer ATP ATP is made through _____, via ATP _____ - Correct Answer chemiosmosis, synthase oxidative phosphorylation requires ____ - Correct Answer oxygen oxidative process involves ____ ____ ____ - Correct Answer electron transport chain lipid bilayer of inner mitochondrial member is relatively _____ to H+ - Correct Answer impermeable protons can only pass through ____ _____ - Correct Answer ATP synthase ________ is the chemical synthesis of ATP as a result of pushing H+ across a membrane - Correct Answer chemiosmosis NADH is an ____ intermediate - Correct Answer energy NADH oxidation makes most of the cells _____ - Correct Answer ATP NADH oxidation creates the H+ electrochemical gradient used to synthesize _____ - Correct Answer ATP ATP synthase captures ___ ____ as H+ ions flow through - Correct Answer free energy ATP synthase converts energy from the proton motive force of the H+ gradient to ___ ____ ____ in ATP - Correct Answer chemical bond energy ATP synthase is a rotary machine because it makes ATP as it ____ - Correct Answer spins besides glucose what are other molecules also used for energy - Correct Answer carbohydrates, proteins, and fats

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