Biology honors - Study guides, Class notes & Summaries

Honors Biology EOC (Units 1-5) with Complete Solutions What is the role of DNA helicase in DNA replication? DNA helicase unwinds the DNA double helix, allowing the strands to be copied. How does the endosymbiotic theory explain the origin of mitochondria? The endosymbiotic theory suggests that mitochondria originated from free-living prokaryotic cells that were engulfed by a host cell. Why are hydrogen bonds important in the structure of water? Hydrogen bonds give water its un...

Honors Biology First Semester Final Exam with Complete Solutions What is the term for the process by which cells convert atmospheric nitrogen into a usable form for plants? Nitrogen Fixation What is the name of the small RNA molecules that regulate gene expression by targeting mRNA for degradation? MicroRNA (miRNA) What is the term for the process in which an organism produces offspring that are genetically identical to itself? Asexual Reproduction What is the name of the...

Honors Biology Chapter 2 Questions with Complete Solutions What is the function of nucleic acids in cells? Nucleic acids store and transmit genetic information, with DNA carrying the genetic blueprint and RNA playing a role in protein synthesis. What is a peptide bond? A peptide bond is a covalent bond formed between the amino group of one amino acid and the carboxyl group of another, linking amino acids in proteins. How do carbohydrates contribute to cellular energy? Carbo...

Honors Biology Chapter 2 Test Questions and Answers Already Passed What is the role of nucleic acids in cells? Nucleic acids store and transmit genetic information; DNA carries genetic instructions, and RNA helps in protein synthesis. How do enzymes affect the rate of a chemical reaction? Enzymes increase the rate of a chemical reaction by lowering the activation energy needed for the reaction to proceed. What is a molecule’s functional group, and why is it important? A f...

Honors Biology Final Exam Review | Comprehensive Questions and Answers Latest Updated 2024/2025 With 100% Verified Solutions

Honors Biology EOC Practice Questions with Verified Solutions How do transport proteins assist in moving molecules across the cell membrane? Transport proteins facilitate the movement of molecules across the cell membrane by providing specific pathways for substances to enter or exit the cell. What is the role of the Golgi apparatus in a cell? The Golgi apparatus modifies, sorts, and packages proteins and lipids for secretion or delivery to other organelles. How do the two stag...

Honors Biology: Unit 2 Test Questions with Certified Solutions What is the role of the cytoskeleton in the cell? The cytoskeleton provides structural support, helps maintain cell shape, and facilitates movement of materials within the cell. How do plant cells differ from animal cells in terms of organelles? Plant cells have chloroplasts and a large central vacuole, while animal cells do not. Animal cells have lysosomes, which are less common in plant cells. What is the function...

Honors Biology Final Exam Review 2024 with complete solution

Honors Biology Semester 1 Final Exam | Comprehensive Questions and Answers Latest Updated 2024/2025 With 100% Verified Solutions

Honors Biology Final Test Questions with Answers phalanges - Answer-smallest bones at the finger tips tarsals - Answer-toe bones attached to foot metatarsals - Answer-toe bones attached to tarsals phalanges - Answer-toe bones at the tip of the toes cervical - Answer-top section of spine with 7 vertebrae thoracic - Answer-middle section of spine with 12 vertebrae lumbar - Answer-lower section of spine with 5 vertebrae saccrum - Answer-below spine - 5 fused vertebrae co...