DNA: The Molecule of Life
Protein Synthesis
Energy in Ecosystems
Biogeochemical Cycles
Miscellaneous
100
DNA has this many strands
What is two or double stranded
100
The general pathway in which proteins are created involve DNA-> _________ -> _____________
What is RNA-> Protein
100
Two ways energy is transferred in ecosystems
What is 1) sunlight 2) feeding relationships (food chains/food webs)
100
The water, carbon, and nitrogen cycles circulate amongst these three places
What is land, water, atmosphere (air)
100
The difference between abiotic and biotic factors
What is abiotic factors are nonliving and biotic factors are living
200
The four nitrogenous bases of DNA
What is Adenine, Thymine, Guanine, and Cytosine
200
During transcription, RNA polymerase does these two things
What is 1) separates DNA strands 2) pairs DNA with mRNA
200
Name three producers of terrestrial and marine food chains are
What is plants, algae, phytoplankton
200
Describe the steps of the water cycle
What is evaporation and transpiration, condensation, precipitation, run off, seepage, ground water
200
If there are a limited number of amino acids, how can we have so many proteins?
What is because the sequence and number of amino acids can vary
300
The glue that keeps DNA strands together
What is hydrogen bonds
300
Transcribe the following DNA sequence into mRNA ATTTACGCAGTAAC
What is UAAAUGCGUCAUUG
300
What happens to a food web when there is decrease in producers
What is a decrease in all trophic levels (consumers)
300
Describe nitrogen fixation and where it occurs
What is bacteria fix nitrogen in the soil for plants to take up
300
The difference between photosynthesis and chemosynthesis
What is photosynthesis uses energy from the sunlight and chemosynthesis uses energy from chemicals
400
The site where translation takes place and proteins are built
What is ribosome
400
What happens to a food web when there is a decrease in primary consumers
What is 1) increase in producers 2) decrease in secondary consumers and higher trophic levels
400
Carbon dioxide, methane, and other gasses are getting trapped in the atmosphere and causing Earth's temperature to ___________
What is increase
400
Name three ways we can reduce the amount of carbon dioxide in our atmosphere
What is 1) stop deforestation 2) use of public transportation/ lowering car emissions 3) producing less trash 4) burning less trash
500
A change in a segment of DNA can lead to this
What is mutation
500
What is tRNA's role in building proteins
What is transferring amino acids that link together to make a protein
500
The amount of energy transferred from one trophic level to the next
What is 10%
500
Name three effects of an increase in Carbon Dioxide in our atmosphere
What is 1) Polar Ice Caps are melting 2) Sea Levels are Rising 3) Earth's Temperature is increasing 4) pollution 5) Ocean Acidification
500
Not all mutations are harmful. They are necessary to increase species__________________.
What is diversity
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