The Biology Basics Quiz

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Questions and Answers

Which molecule is responsible for transporting stored energy and playing a role in signaling pathways?

  • Proteins (correct)
  • Enzymes
  • mRNA
  • DNA

What is the role of DNA in the body?

  • To catalyze biochemical reactions
  • To provide instructions for making proteins (correct)
  • To regulate life processes
  • To transport stored energy

What happens during the process of translation?

  • Amino acids are bonded together to form a polypeptide chain (correct)
  • DNA is unzipped and copied into a single stranded mRNA
  • mRNA is modified into a functioning protein
  • mRNA is synthesized from DNA

What is the role of enzymes in biochemical reactions?

<p>To speed up reactions by lowering activation energy (A)</p> Signup and view all the answers

What is the process of stem cells undergoing specialization to become specific types of cells called?

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

Which diseases are associated with extreme unfolded protein levels?

<p>All of the above (D)</p> Signup and view all the answers

What happens when the ER can't handle the load and the UPR kills important cells?

<p>The UPR is activated (D)</p> Signup and view all the answers

What are scientists trying to understand about Ire1 and the other UPR components?

<p>How they work (C)</p> Signup and view all the answers

Which disease is NOT mentioned as being associated with extreme unfolded protein levels?

<p>Alzheimer's (B)</p> Signup and view all the answers

What is the UPR used for by tumor cells in cancer?

<p>To make more ER (C)</p> Signup and view all the answers

What is the potential significance of understanding how Ire1 and the other UPR components work?

<p>To treat or cure diseases (A)</p> Signup and view all the answers

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