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Biology 104 Exam 1 with correct Answers
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Biology 104 Exam 1 with correct Answers
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Biology 104 Exam 1 with correctAnswers
List the hierarchy of life: (11) - Answer -molecule, organelle, cell, tissue, organ, organ
system, organism, population, community, ecosystem, biosphere
DNA is made of - Answer -nucleic acid
The subunit of DNA is - Answer -nucleotide
What sugar is in DNA - Answer -deoxyribose
What kind of base does DNA have - Answer -hydrogenous
What element is also present in DNA - Answer -phosphorus
What are the 4 bases in DNA - Answer -adenine, thymine, guanine, cytosine
What kind of backbone does DNA have - Answer -sugar-phosphate
What type of strucure does DNA have - Answer -double helix
List the pairings of bases in DNA - Answer -A-->T
T-->A
G-->C
C-->G
What is the flow of genetic information? - Answer -DNA --> RNA --> Proteins
What does DNA hold - Answer -genotype
What is the process from DNA to RNA - Answer -transcription
What is the process from RNA to Proteins - Answer -translation
Proteins hold what - Answer -phenotype
What are the 2 types of cells - Answer -prokaryotic and eukaryotic
, Where does cellular respiration take place - Answer -mitochondria
Describe the formula of cellular respiration - Answer -O2 + glucose --> CO2 + H2O -->
ATP
Who undergoes photosynthesis - Answer -plants and algae
What does photosynthesis produce - Answer -light energy
Give the formula process of photosynthesis - Answer -H2O + CO2 --> glucose
What are the 3 domains of life? - Answer -bacteria, archaea, eukarya
Are bacteria cells unicellular or multicellular? - Answer -unicellular
What do bacteria cells lack? - Answer -nuclei
What type of cell is bacteria? - Answer -prokaryotic
What type of cell is archaea? - Answer -prokaryotic
What do archaea cells lack? - Answer -nuclei
Are archaea cells multicellular or unicellular? - Answer -unicellular
What do eukarya cells contain that bacteria and archaea cells do not - Answer -nuclei
Are eukarya cells unicellular or multicellular? - Answer -both
What is changes in an organism from one generation to the next - Answer -evolution
What is a remnant of an older organism (ancient and modern) - Answer -fossil
During which phase of cellular respiration can photosynthesis occur? - Answer -"CO2 +
H2O"
Ecosystems provide what 2 things - Answer -energy and nutrients
What 4 elements are found in an ecosystem - Answer -carbon, nitrogen, phosphorus,
sulfur
What do producers make? - Answer -glucose
What do consumers eat? - Answer -producers, can also eat other consumers
What are the 5 steps to the scientific process - Answer -observation
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