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Penn Foster Biology Test 1 Questions and Answers 100% Pass

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Penn Foster Biology Test 1 Questions and Answers 100% Pass What is the term for the process where cells use oxygen to produce energy from nutrients? Aerobic respiration What type of bond holds the two strands of a DNA molecule together? Hydrogen bonds Which part of the cell is respo...

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  • September 6, 2024
  • 10
  • 2024/2025
  • Exam (elaborations)
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  • Penn Foster Biology
  • Penn Foster Biology
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Penn Foster Biology Test 1 Questions
and Answers 100% Pass
What is the term for the process where cells use oxygen to produce energy from nutrients?


✔✔ Aerobic respiration




What type of bond holds the two strands of a DNA molecule together?


✔✔ Hydrogen bonds




Which part of the cell is responsible for maintaining homeostasis by regulating the internal

environment?


✔✔ Cell membrane




What is the role of transfer RNA (tRNA) in protein synthesis?


✔✔ To bring amino acids to the ribosome for protein assembly




Which phase of the cell cycle involves the actual division of the cell’s cytoplasm?


✔✔ Cytokinesis




1

, What is the term for the chemical reactions that build molecules in cells?


✔✔ Anabolism




What is the function of the nucleolus within the nucleus?


✔✔ To synthesize ribosomal RNA (rRNA) and assemble ribosomes




Which organelle is primarily responsible for modifying proteins after they are synthesized?


✔✔ Golgi apparatus




What structure within the cell is involved in cellular digestion and recycling of materials?


✔✔ Lysosome




What is the role of chlorophyll in plant cells?


✔✔ To capture light energy for photosynthesis




What is the term for the sequence of events that cells undergo as they grow and divide?


✔✔ Cell cycle




2

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