SBI4U Jeopardy Year in Review Chemical Basis of Life
30 Questions
5 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What are the two key functional groups in all protein subunits?

  • Methyl and carbonyl
  • Sulfhydryl and amino
  • Amine and carboxyl (correct)
  • Phosphate and hydroxyl

Which chemical process is responsible for building molecules?

  • Reduction
  • Oxidation
  • Dehydration synthesis (correct)
  • Hydrolysis

To which biomolecule category do steroids belong?

  • Lipids (correct)
  • Proteins
  • Nucleic acids
  • Carbohydrates

Which molecules help body chemical reactions?

<p>Enzymes (A)</p> Signup and view all the answers

In photosystem II, electrons are replaced by electrons from which source?

<p>Water (D)</p> Signup and view all the answers

In DNA replication, what prevents the hydrogen bonds from reforming between nucleotides?

<p>SSB protein (D)</p> Signup and view all the answers

What is the term for the number of organisms that can be sustained by an environment?

<p>Carrying capacity (C)</p> Signup and view all the answers

What is the name for a positive neutral symbiotic relationship?

<p>Commensalism (A)</p> Signup and view all the answers

In the context of the kidney, what does the afferent artery become?

<p>Glomerulus (B)</p> Signup and view all the answers

What is the main purpose of electrons in the Electron Transport Chain (ETC)?

<p>Energy to pump out H+ (A)</p> Signup and view all the answers

Which neurotransmitter is mainly responsible for transmission in the parasympathetic nervous system?

<p>Acetylcholine (D)</p> Signup and view all the answers

Which process is responsible for a plant breathing out CO2?

<p>Photorespiration (A)</p> Signup and view all the answers

What is the identifiable protein found on any cell surface called?

<p>Antigen (C)</p> Signup and view all the answers

What causes DNA to have a slightly negative charge?

<p>Phosphate (D)</p> Signup and view all the answers

What is the primary function of chlorophyll's porphyrin ring?

<p>Absorb photons and excite electrons (A)</p> Signup and view all the answers

What is the role of DNA ligase in DNA replication?

<p>Attaches Okazaki fragments (B)</p> Signup and view all the answers

What is the main function of SSB protein in DNA replication?

<p>Unwinds the double-stranded DNA (C)</p> Signup and view all the answers

What is the function of phosphodiester bonds in DNA?

<p>Join nucleic acids to form a polymer (A)</p> Signup and view all the answers

In C4 photosynthesis, where is carbon dioxide smuggled into?

<p>Bundle sheath cells (D)</p> Signup and view all the answers

What are the molecules that assist body chemical reactions?

<p>Enzymes (D)</p> Signup and view all the answers

What is the term for the number of organisms that can be sustained by an environment?

<p>Carrying capacity (D)</p> Signup and view all the answers

What is the process whereby a plant breathes out CO2 called?

<p>Photorespiration (C)</p> Signup and view all the answers

In DNA replication, what prevents the hydrogen bonds from reforming between nucleotides?

<p>Helicase (D)</p> Signup and view all the answers

What is the main neurotransmitter in the nervous system responsible for transmission in the parasympathetic nervous system?

<p>Acetylcholine (D)</p> Signup and view all the answers

Which neurotransmitter is mainly responsible for transmission in the parasympathetic nervous system?

<p>Acetylcholine (D)</p> Signup and view all the answers

What is the term explaining the improbability of eye or flagella evolution?

<p>Irreducible Complexity (B)</p> Signup and view all the answers

In photosystem II, electrons are replaced by electrons from which source?

<p>$H_2O$ (A)</p> Signup and view all the answers

Which chemical process is responsible for building molecules?

<p>$ ext{Protein Synthesis}$ (A)</p> Signup and view all the answers

What causes DNA to have a slightly negative charge?

<p>$ ext{Phosphate}$ (D)</p> Signup and view all the answers

What are the two possible end products of anaerobic respiration?

<p>$Lactic acid, ethanol$ (D)</p> Signup and view all the answers

More Like This

SBI4U - Unit One - Biochemistry: Bonding
34 questions
SBI4U Final Exam Prep - Unit 1: Biochemistry
52 questions
Biology SBI4U Practice Test
37 questions

Biology SBI4U Practice Test

WellEducatedAlder3762 avatar
WellEducatedAlder3762
Use Quizgecko on...
Browser
Browser