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Bio MidTerm 2

more biology midterm questions

What do diffusion and osmosis have in common? both move particles from high concentration to low
List 3 ways DNA is different from RNA Double strand helix, thymine not uracil, deoxyribose not ribose
What is the main advantage of sexual reproduction? genetic variation
Which process makes gametes used during sexual reproduction? meiosis
What type of mutation results when a nucleotide is LOST during DNA replication? deletion
What type of mutation results when a nucleotide is ADDED during DNA replication? insertion
Name the relationship in which both species benefit mutualism
What is the name of a relationship in which two species use the same resource? competition
List 3 biotic factors predators, competition, disease
List 3 Abiotic factors sun, wind, fire
Use 3 words to describe an organism that eats insects consumer, heterotroph, carnivore
Which step in the food chain contains the most energy? the first step - producers
What is a difference between the plant and animal kingdoms? plants are autotrophs and animals are heterotrophs
Why are viruses considered "nonliving"? because they are not made of cells
What is eukaryotic, multicellular, heterotrophic with cell walls? fungi
Created by: StudySkillz