Honors biology - Study guides, Class notes & Summaries

Honors Biology Unit 7 with Certified Solutions What is the function of the lymphatic system in immunity? The lymphatic system helps to transport lymph, a fluid containing immune cells, throughout the body to fight infections. How do B cells contribute to the immune response? B cells produce antibodies that bind to specific antigens, marking them for destruction by other immune cells. What are the primary components of the innate immune system? The primary components of the in...

Honors Biology Chapter 8 with Complete and Verified Solutions What is the significance of the electron transport chain in photosynthesis? The electron transport chain transfers electrons through a series of proteins, creating a proton gradient that drives the synthesis of ATP. What are the two main stages of photosynthesis? The two main stages of photosynthesis are the light-dependent reactions and the Calvin cycle. What is the role of NADP+ in photosynthesis? NADP+ acts as a...

Honors Biology – Evolution Questions and Answers Graded A+ What is the significance of genetic drift in small populations? Genetic drift causes random changes in allele frequencies, which can significantly impact small populations. How does the concept of speciation relate to evolution? Speciation is the process by which new species arise from existing ones, contributing to evolutionary diversity. What role does sexual selection play in evolution? Sexual selection favors tr...

Honors Biology Unit 2 Test Questions and Answers Graded A+ What is the significance of the fluid mosaic model of the cell membrane? The fluid mosaic model describes the cell membrane as a dynamic structure with proteins and lipids moving freely within a fluid bilayer, which helps maintain its flexibility and functionality. What role do centrioles play in cell division? Centrioles help organize microtubules during cell division, facilitating the separation of chromosomes. How d...

autotroph - Answer-organism that can capture energy from sunlight or chemicals and use it to produce its own food from inorganic compounds; also called a producer biosphere - Answer-part of Earth in which life exists including land, water, and air or atmosphere community - Answer-assemblage of different populations that live together in a defined area consumer - Answer-organism that relies on other organisms for its energy and food supply; also called a heterotroph ecology - Answer-scienti...

Honors Biology Final Exam Review UPDATED ACTUAL Exam Questions and CORRECT Answers autotroph - CORRECT ANSWER- organism that can capture energy from sunlight or chemicals and use it to produce its own food from inorganic compounds; also called a producer biosphere - CORRECT ANSWER- part of Earth in which life exists including land, water, and air or atmosphere

Honors Biology- Meiosis Questions and Answers Graded A+ What is the function of the chiasma in meiosis? The chiasma is the point where homologous chromosomes exchange genetic material during crossing over. What occurs during prophase I of meiosis that does not occur in mitosis? During prophase I, homologous chromosomes pair up and form tetrads, which does not happen in mitosis. How is genetic variation achieved through meiosis? Genetic variation is achieved through crossing...

Honors Biology Final Exam Review 2024 with complete solution

Honors Biology- Ecology Questions and Answers Already Passed What is an abiotic factor in an ecosystem? An abiotic factor is a non-living component of an environment, such as temperature, water, and soil. How does succession contribute to ecosystem development? Succession is the gradual process of change in species composition in an ecosystem over time, leading to a stable climax community. What distinguishes primary succession from secondary succession? Primary succession oc...

Honors Biology: Ecology Review Questions with Complete Solutions What is the primary source of energy for most ecosystems? The primary source of energy is sunlight. How do consumers obtain their energy? Consumers obtain their energy by eating other organisms. What is an ecological niche? An ecological niche includes the role an organism plays in its environment, including its habitat, diet, and interactions with other species. How do mutualistic relationships benefit organism...