Soil is formed from the layer of unconsolidated debris overlaying hard, unweathered rock referred to as
A) regolith.
B) topsoil.
C) till.
D) loam.
A
You might also like to view...
Investigators have found a new species bacteria that lives under both aerobic and anaerobic conditions. They hypothesize that different genes are expressed in each condition. What experiment could test this hypothesis and identify important genes?
A. Completely sequence the genome of the bacteria in both aerobic and anaerobic conditions B. Collect mRNA from both anaerobic and aerobic conditions and generate two cDNA libraries C. Measure levels of RNA Polymerase in both conditions D. Design primers to a specific region of the genome and sequence this region during both anaerobic and aerobic conditions Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you already know about gene expression? transcriptional. Consider Possibilities · Consider the different answer options. Which can you rule out? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
Which is an immediate effect of blocking the activity of mitochondrial ATP synthase?
A. The pH in the space between the mitochondrial membranes would increase. B. The concentration of NADH would increase. C. ATP synthesis would increase. D. The pH in the space between the mitochondrial membranes would decrease. E. Oxygen consumption would decrease.
In the famous Spemann-Mangold experiment, what detail was crucial to understanding the result?
A. transplanting the new dorsal lip cells to the same dorsal lip location in the second embryo B. using genetically different donor and host frogs C. placing the dorsal lip cells deep inside the archenteron D. treating the dorsal lip cells with morphogens before transplanting them
An exaggerated attack on a harmless antigen by an overly sensitive immune system is termed a(n)
A. autoimmune disease. B. primary immune response. C. secondary immune response. D. allergy. E. innate defense stimulator.