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BYU BIO 100 Exam 1 Nelson | with complete solution

BIO 250 FINAL EXAM (BYU ADAMS) VERIFIED ANSWERS 100%2023/2024 Fossil - correct answer ANY trace left by an organism that lived in the past How are the categories of fossils defined - correct answer method of formation 1st fossil category - correct answer compression/impression (like footsteps in wet cement) 2nd fossil category - correct answer permineralized fossils (sediments and minerals precipitate in cells) 3rd fossil category - correct answer casts and molds (when remains dec...

BYU BIO 250 (FINAL EXAM) QUESTIONS AND ANSWERS 100% 2023/2024 Lecture 13 - correct answer What are the four general categories of fossils? - correct answer 1. Compression and impression fossils (ex: footprints left in wet cement) 2. Permineralized fossils - sediments and minerals precipitate in cells (ex: fossil trees, fossil bones) 3. Casts and molds - when remains decay after being buried in sediment (ex: endocast of brain) 4. Unaltered remains - specimen in peat bogs, frozen, mummif...

Name the 4 Protista that affect humans and HOW they affect us - 1. Giardia- contaminated cold water 2. African Sleeping Sickness- transmitted by Tsetse fly 3. Malaria- transmitted by mosquitos 4. Red Tide- Bloom of dinoflagellates that release neurotoxins What is the life cycle of a trematode? (liver fluke) - 1. Eggs passed through human feces 2. snail eat human feces with eggs 3. Cercariae leave snail and burrow into fish 4. Human eat undercooked fish 5. Metacercaria move to liver a...

Name the 4 Protista that affect humans and HOW they affect us - 1. Giardia- contaminated cold water 2. African Sleeping Sickness- transmitted by Tsetse fly 3. Malaria- transmitted by mosquitos 4. Red Tide- Bloom of dinoflagellates that release neurotoxins What is the life cycle of a trematode? (liver fluke) - 1. Eggs passed through human feces 2. snail eat human feces with eggs 3. Cercariae leave snail and burrow into fish 4. Human eat undercooked fish 5. Metacercaria move to liver a...

BIO 250 FINAL EXAM (BYU ADAMS) VERIFIED ANSWERS 100%2023/2024

BYU BIO 250 (FINAL EXAM) QUESTIONS AND ANSWERS 100% 2023/2024

Scientific Method - Correct Answer-1. Question 2. Research 3. Hypothesis 4. Experiment 5. Analyze and Conclud

How has technology affected the study of science? - Technology increased our ability to study and understand the world around us Which of the following best describes the purpose of science? - to explain the natural world around us Biology is the study of - living things Why is the study of science broken down into different branches? - because there is too much information to study all at once In the 1700s scientists believed frogs came from damp soil (mud). Now scientists understand tha...

How has technology affected the study of science? - Technology increased our ability to study and understand the world around us Which of the following best describes the purpose of science? - to explain the natural world around us Biology is the study of - living things Why is the study of science broken down into different branches? - because there is too much information to study all at once In the 1700s scientists believed frogs came from damp soil (mud). Now scientists understand tha...