Round and Round
Pass it On
Holding it Together
You Can Count On It
100
This biological cycle consumes carbon dioxide.
What is the Calvin Cycle?
100
This molecule carries genetic information from one generation to the next.
What is DNA?
100
The two antiparallel strands that comprise DNA are held together by this type of bond.
What is a hydrogen bond?
100
The total number of chromosomes in a somatic human cell.
What is 46?
200
Ammonia is a compound in this biogeochemical cycle.
What is the Nitrogen Cycle?
200
The gap between two neurons across which a nerve impulse is conveyed.
What is a synaptic cleft?
200
This type of bond joins the amine of one amino acid to the carboxyl group of the next.
What is a peptide bond?
200
The number of bases required to specify one amino acid.
What is 3?
300
In one component of this biological pathway, electron flow can be cyclic.
What is photsynthesis?
300
The (energetically) downhill movement of these entities contributes to the formation of a proton gradient.
What are electrons?
300
This enzyme catalyzes the joining of Okazaki fragments.
What is DNA Ligase?
300
The number of ATPs used per glucose during glycolysis.
What is 2?
400
DNA replication happens during this cycle.
What is the cell cycle? (Mitosis accepted).
400
The fraction of biomass from one trophic level that is conveyed as biomass to the next trophic level.
What is 1/10?
400
In this type of cell division, homologous chromosomes pair with one another.
What is meiosis?
400
This phenotypic ratio results from a dihybrid cross between two heterozygotes.
What is 9:3:3:1?
500
These circular molecules - derived from bacteria - make useful vectors for genetic engineering.
What are plasmids?
500
These specialized macromolecules convey extracellular signals to a cell's interior.
What are trans-membrane proteins?
500
This amino acid is involved in the formation of disulfide bonds.
What is cysteine?
500
The number of ATPs generated via chemiosmosis during anaerobic respiration.
What is zero?
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