Symbiosis - Study guides, Class notes & Summaries

Symbiosis - CORRECT ANSWER-a close, prolonged association between 2 or more different biological species. "to live together" Mutualism - CORRECT ANSWER-A relationship between two species in which both species benefit. example: bacteria in a human colony Commensalism - CORRECT ANSWER-A relationship between two organisms in which one organism benefits and the other is neutral. example; mites in human hair follicles amensalism - CORRECT ANSWER-a relationship in which one organism is harm...

Effect of osmotic pressure on cells correct answers The changes in diffusion gradient of water -Higher osmotic pressure, more stress on cell Cells are 80-90% H2O Cell walls resist hypotonic solutions, but few organisms can resist hypertonic solutions Isotonic Solution: No net movement of water particles. Cell membrane is attached to cell wall. Hypertonic Solution: Water particles move out of the cell. Cell membrane shrinks and detaches from cell wall (plasmolysis) Hypotonic ...

Bio 172 Exam 1 Questions and Answers Already Passed **Describe the events in a sexual cycle and explain its significance.** **Events:** - Formation of haploid gametes (1n). - Fertilization (syngamy) of gametes. - Formation of a diploid zygote (2n). - Recombination occurs during gamete formation. **Significance:** The sexual cycle leads to genetic variation through recombination, ensuring species adaptability and survival. **Identify the first supergroup.** **First Supergro...

Seed Evolution Steps - ANSWER Homospory Heterospory Megasporangium Surrounded by Sterile Telomes Free Tips Phylum Cycadophyta - ANSWER Earliest Gymnosperms Mesozoic Era (65-230 MYA) 11-12 Genera Mostly tropical and subtropical Resemble palms - unlike palms they have a vascular cambium (stem can increase in width) Often highly toxic to dogs, cats, and livestock Reproductive structures associated with modified leaves - microsporophylls and megasporophylls Loosely or tightly clustered ...

A virus Correct Answer-A researcher comes across a plant that has been infected by a pathogen. As a result of the infection, the plant has undergone a systemic acquired resistance (SAR) response and has also generated several siRNAs. Based on this response, what type of pathogen most likely infected the plant? Monarch caterpillars store cardenolides from milkweeds Correct Answer-You may have heard that monarch butterflies (and their caterpillars) are "poisonous" to many predators. What make...

predator-prey relationship correct answers the predator is an organism that eats another organism (the prey). Symbiosis correct answers a close and long-term interaction between two species in an ecosystem. Types of symbiosis include mutualism, commensalism, and parasitism. Mutualism correct answers symbiotic relationship in which both species benefit from the relationship commensalism correct answers A relationship between two organisms in which one organism benefits and the other is u...

TFM FINAL 2024 QUESTIONS WITH COMPLETE SOLUTIONS Used in reference to the Tennis match between Billie Jean King (Woman) and Bobby Riggs (Man). - CORRECT ANSWER "Battle of the Sexes" Between sports and TV Sports helped TV far more than TV assisted sports b/c few Americans owned TV sets - CORRECT ANSWER Symbiosis, Symbiotic Relationship American sports and news broadcasting pioneer Genius for dramatic story lines President of ABC sports from 1968 to 1986 President of ABC news from 1...

symbiosis correct answers Refers to the partnership (usually long term) that is established between 2 or more organisms 3 kinds of symbiosis correct answers mutualism, commensalism, parasitism Pathogen correct answers anything that causes disease infectious disease correct answers disease caused by a microorganism that disrupts normal body functions emergent infectious disease correct answers an infectious disease previously not described or not been common for at least the prior 20 ...

Yeast correct answers Unicellular fungus that live in an aquatic and/or moist environment and reproduce quickly through budding or binary fission Hyphae correct answers Long filaments with chitin cell walls Mycelium correct answers all hyphae together Septate correct answers Fungus with separations called septa Coenocytic correct answers Fungus without septa Dikaryon correct answers 2 nuclei in one section, showing up in sexual reproduction (n+n) Plasmogamy correct answers Fusi...

Ducks Unlimited Final Exam Practice Questions with Complete Solutions In what year was the Clean Water and Air Act created? 1948 What does NOT influence an organism's niche/survival? Commensalism- one benefits and the other derives neither benefit nor harm According to the presentation, ecosystem management was broadened by the establishment of which of the following in 1978? Conservation Biology Which of is known to cause primary succession? Glacier Movement What are positive...