Biology STAAR Review Jeopardy Play This Game Live Now Join Live Game as a Player
What is homeostasis?
What is homeostasis?
A stable resting state in an organism
What important biological process is disrupted in cancerous cells?
What important biological process is disrupted in cancerous cells?
Mitosis and/or cell cycle
Give three differences between prokaryotic and eukaryotic cells.
Give three differences between prokaryotic and eukaryotic cells.
Many possible answers
Why are viruses not considered living?
Why are viruses not considered living?
They do not have organelles and require a host cell for reproduction
Give the stages of the cell cycle and the function of each stage
Give the stages of the cell cycle and the function of each stage
G1: growth; S: DNA synthesis; G2: growth; Mitosis: split nucleus; Cytokinesis: split cytoplasm
Give the two steps of protein synthesis or 'central dogma' of biology
Give the two steps of protein synthesis or 'central dogma' of biology
DNA--transcription-->mRNA--translation-->protein
Why is meiosis necessary for sexual reproduction?
Why is meiosis necessary for sexual reproduction?
To reduce chromosome number for fertilization
In the genetic cross TTxTt, what percentage of the offspring would be tall? What percentage would be heterozygous?
In the genetic cross TTxTt, what percentage of the offspring would be tall? What percentage would be heterozygous?
100%; 50%
Give the monomers and polymers for each of the 4 biological macromolecules
Give the monomers and polymers for each of the 4 biological macromolecules
Protein: amino acid/polypeptide; Lipid: Fatty acid or tryglyceride/fat; Carbs: monosaccharide/polysaccharide; Nucleic Acids: nucleotide/nucleic acid
Give three ways DNA is different from RNA
Give three ways DNA is different from RNA
Different sugar, T in DNA, U in RNA, and DNA is double stranded
What is the most important evidence we have that evolution happens?
What is the most important evidence we have that evolution happens?
Fossils
Which two kingdoms are prokaryotic?
Which two kingdoms are prokaryotic?
Archaebacteria and Eubacteria
What is taxonomy and why is it important?
What is taxonomy and why is it important?
Categorizing organism; in order to have a universal system of nomenclature
Give 3 methods of determining possible common ancestry between two organisms.
Give 3 methods of determining possible common ancestry between two organisms.
Homologous structures, similar DNA sequences, similar embryology, biogeography, fossils
Give Darwin's 4 points of natural selection.
Give Darwin's 4 points of natural selection.
Overproduction, Variation, Competition, Survival of the fittest
Give the equation for cell respiration.
Give the equation for cell respiration.
glucose (C6H12O6) + oxygen (O2) --> carbon dioxide (CO2) + water (H2O) + ATP
Give the equation for photosynthesis.
Give the equation for photosynthesis.
carbon dioxide (CO2) + water (H2O) --> glucose (C6H12O6) + oxygen (O2)
How do enzymes help chemical reactions in organisms?
How do enzymes help chemical reactions in organisms?
They lower the energy of activation, speeding up reactions
Give the three tissues found in plants and their functions.
Give the three tissues found in plants and their functions.
Ground: support and photosynthesis; Vascular: transport; Dermal: protection
Give an example of negative feedback.
Give an example of negative feedback.
Many answers; the stimulus is reversed
What is the relationship between the following: population, organism, community
What is the relationship between the following: population, organism, community
Organisms of the same species in the same place for populations; groups of populations are communitites
Give one adaptation a plant might use to survive in the desert.
Give one adaptation a plant might use to survive in the desert.
Thick cuticle, reduced leaves, extensive roots, water storage systems
What percentage of the energy supplied by the sun goes to the 4th tropic level?
What percentage of the energy supplied by the sun goes to the 4th tropic level?
0.1%
What are three cycles that aid in the recycling of matter in ecosystems?
What are three cycles that aid in the recycling of matter in ecosystems?
Water cycle, Carbon cycle, Nitrogen cycle
Briefly explain these symbiotic relationships: parasitism, mutualism, commensalism.
Briefly explain these symbiotic relationships: parasitism, mutualism, commensalism.
Parasitism: +/- Mutualism: +/+ Commensalism: +/0
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What Would You Like To Risk?
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Go To The Final Question
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