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Describe the cohesion tension theory that enables water and dissolved minerals to be transported through dicot plants. You should also describe how water and dissolved minerals enter dicot plant roots. Be sure to include the following:
a) The direction of flow of water and the specific dicot plant structures and tissues through which water and dissolved minerals move from the soil, through the plant to the air.b) Indicate the biological processes whereby water and dissolved minerals move from the soil into roots as well as the role of the endodermis in controlling movement into the stele.c) Indicate whether water is under pressure as it is transported upwardd) indicate two properties of water that allow it to flow upward through a plante) Indicate specifically what causes water to move to great heights in trees
Assayed for LDH activity were five uL of a sample that was diluted 6 to 1. The activity in the reaction vessel, which has a volume of 1 mL, is 0.10 U.
2-experimental varieties of strawberry are produced by crossing a hexaploid line that contains 48 chromosomes and a tetraploid line that contains thirty-two chromosomes.
in what direction does polymerization of RNA occur.
Does this indicate that our original estimate of 350 individuals was too low or too high? Explain your answer in terms of the principles that underlie mark recapture method.
What enzymatic activity does a reverse transcriptase perform? State the name of the human reverse transcriptase? Where on chromosomes does it function?
Give an example of an area of research and science which requires a code of ethics when suggesting your modifications to the scientific method.
What experiment could be performed to ascertain if an antimicrobial agent is bactericidal or bacteriostatic? Can a bacteriostatic agent become bactericidal in the long run or vice versa? Why?
What is the consequence of administering a hypothetical drug which dilates blood vessels in the periphery without directly affecting other tissues?
Po2 (torr) has the following values 1,5,10,15,20,25,30,35,40,50 Y has the following values 0.001, 0,09, 0.36, 0.60, 0.78, 0.86, 0.91, 0.93, 0.95, 0.97. Graph the data above as a hill plot and estimate the "n" value of mutant hemoglobin.
Both RT and PR represent potential targets for antiretroviral drugs. Drugs called nucleoside analogs (NA) act against RT, whereas drugs known as protease inhibitors (PI) act against PR.
theoretical genetic strains of a virus are used to simultaneously infect a culture of host bacteria. Of 10,000 plaques scored, the genotypes in the following table were observed.
Determine the coefficient of coincidence and the level of interference. What do theses two terms mean?
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