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Many animals can be categorized as either protostomes and deuterostomes based on certain features of their embryonic development. Determine whether each of the following terms applies to only protostomes, only deuterostomes, both protostomes and deuterostomes, or neither. The items are spiral determinate cleavage, coelom from solid masses of mesoderm, anus from blastopore, coelom from folds of archenteron, radial intermediate cleavage, mouth from blastopore, diploblast, and triploblast.
In enzyme lab. Manganese Dioxide does not come from a living thing. Is it a catalyst (define catalyst)? Is it an enzyme? Describe. Why did we test the hydrogen peroxide with manganese dioxide.
Discuss how do fossils provide evidence for the theory of continental drift and explain how do fossils help scientists piece together the family tree of a given plant or animal?
The same domains and/or motifs are found in many proteins. In fact, a protein's tertiary structure is more conserved (stays the same or same over many generations) than its amino acid structure.
Pyrethrum is an African plant that develops daisy-like flowers with white petals and yellow centers. The chemical pyrethrin is produced in large amounts in the flower buds.
Determine what is the currently accepted scientific explanation for anthropogenic global climate change?
Assume you have thirty ml of liquid culture with absorbance of 0.894. You need 20 ml final volume of a culture with an absorbance of 0.500.
You need to prepare medium for your culture cells. Your salt solution is 10x concentration, dilute to 1x for use. You also need to add fetal bovine serum for a final concentration of 10%. What would you add of each for the correct concentration in..
Determine which of the following statements about DNA replication is NOT correct? Starting with 15N15N DNA, and after TWO generations in the 14N medium, Escherichia coli cells will contain
Assume you remove your test cultures from the incubator and notice that one of them- a know fermenter- has a gas bubble in the Durham tube.
Is one type of music better at enhancing student performance.
You learn that a certain strain of bacteria has an interesting replication pattern. Every 5 hours, the number of bacteria colonies increase by 17%.
What trends would they have noticed in Earth's terrestrial vegetation over this period.
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