Drugs Lab Report

The mole is a convenient unit for analyzing chemical reactions. Avogadro’s number is equal to the mole. The mass of a mole of any compound or element is the mass in grams that corresponds to the molecular formula, also known as the atomic mass. In this experiment, you will observe the reaction of iron nails with a solution of copper (II) chloride and determine the number of moles involved in the reaction. You will determine the number of moles of copper produced in the reaction of iron and copper (II) chloride, determine the number of moles of iron used up in the reaction of iron and copper (II) chloride, determine the ratio of moles of iron to moles of copper, and determine the number of atoms and formula units involved in

Plant compounds play a very important role in the defense of plants and in this experiment the plant defense compounds of caffeine and Kava-kava were tested on Daphnia magna to test if there was a change in heartbeat of the organism. The purpose of the experiment was to see how these compounds affected the Daphnia magna. The t-values for both the caffeine and Kava-kava were calculated to be 1.82 and 1.62, which were both smaller than the obtained t-critical value of 2.57. A conclusion was drawn that there was no statistically significant difference in heart rate after the plant defense compounds of caffeine and Kava-kava were added compared to before they were added.

The investigation is showing how enzymes work inside a mammal's stomach. Rennin is the enzyme found in young mammals and has more effect

crops led to the rise of “superweeds,” which are resistant to the key active ingredient in

Cole, E., 2015. The Effects of Tetracycline and Ibuprofen on Common Duckweed, Lemna minor L. College of DuPage [Internet]. [Cited 2015 Nov 15] 12(13) Available from: http://dc.cod.edu/cgi/viewcontent.cgi?article=1489&context=essai

The contaminants had a direct correlation on plant growth and showed that the control group had the highest average plant growth rate. This showed that this was a testable experiment by comparing more than 3 groups on the average height of plants throughout 4 weeks. A source of error that affected this result was that Group 3 did not water the radish plants (Raphanus sativus) during week 3. This caused plant groups 1 and 2 grow higher than the control. If the plants were watered with the contaminants the results would be different and on average the control plant would have the greatest height. The experiment generally had accurate results and no outliers in the data recorded. Replication was achieved during this study because 3 data sets were recorded under the same experimental conditions, each given the same amount of water (50 ml), the amount of light, and percentage of contaminated water. Contaminants are phytotoxic to the soils of plants and show that there is a negative effect on growth. This experiment shows that humans should be mindful of the contaminants used in the environment because it can have a negative effect on

Medication has been used on humans for many centuries, but have you ever wondered if there would be an outcome if medication was used on plants? In my hypothesis, if aspirin water is added to growing cat grass, then the aspirin will make the cat grow faster because will speed up the growth process. I tested nine pots of cat grass with regular water, and aspirin added water. While doing some research I found various experiments with many different medications added to the plant(s). So these experiments lead me to my hypothesis. In my experiment the independent variable was the aspirin added plants. There were two different aspirin added plants, the first three plants had only one aspirin added in the water, and the other three plants had two

Exhibit A.01 is a scientific study on the Phytotoxicity of several pre- and post emergent herbicides on container grown palms. The study was conducted by Henry Donselman and Timothy K. Broschat at the Ft. Lauderdale Research and Education Center. The readers focus should be experiment two (the highlighted region). Experiment two was conducted by

The hypothesis made at the beginning of this experiment was not supported by the data collected throughout it. While none of the plants showed growth, the plants in the control group showed the least amount of decline. This does not exactly the fit the hypothesis of which plant will grow the most, but the data proves that the other groups showed more of a decline than the control group, making it the best way to grow the plants. As mentioned earlier, the plants in the control group decreased an average 0.202 grams, while the groups grown in stones and wood decreased approximately 0.1 gram more. Along with that, the data shows that the control plants increased an average of 0.0 centimeters in leaf length, which

To begin, aspirin has many advantages for the body, as known today. College analysts, driven by Michael Garavito, Associate Professor in Biochemistry and Molecular Biology, have found the exact synthetic system of aspirin stops agony and aggravation (Scotsman, 1995). The group 's finding, reported in the diary Nature/Structural Biology, implies

As we can see from the examples above, plant alkaloids can be either healing and harmful. From strychnine to novocaine, plant alkaloids can inspire very different reactions in humans.

people used plants for medicine way before pure chemicals were manufactured in laboratories. There are more than one hundred active ingredients derived from plants for use of drugs and medicines. Examples of this are Anabesine which is a skeletal muscle relaxant and it is sourced by the plant named Anabasis sphylla. Another example is Codeine which is an analgesic and it comes from the planted called Papaver somniferum known as the poppy.

The common name of coumarin comes from another plant Coumarouna odoorate and the systematic name is 2H-1-benzopyran-2-one (2), (I). The name of coumarin comes from a French word coumarou. It is alarge class of natural extract products, it is considered secondary metabolites in many higher plants species, exists especially in Rutaceae and Umbrelliferae plants. It was also found in tonka bean . Coumarin plays an important role in regulation of plants growth and metabolites .(3) Coumarins have important effects in plant biochemistry and physiology, as they act as antioxidants , enzyme inhibitors, and precursors of toxic substances. In addition, these compounds are involved in the actions of plant growth hormones and growth regulators, control of respiration, photosynthesis, as well as defense against infection(4).

As the plant secondary metabolites have anti-microbial activity, which might reduce the numbers of bacteria and fungi

Higher plants contain many phytochemical constituents that are known to be biologically active compounds. These secondary metabolites not only play a pivotal role in plants producing them, but also affect their neighboring plant communities. Therefore, one of the mysteries in plant-plant interaction is the plant behavior in response to these various secondary metabolites. Several studies heavily discussed the impact of phyto-allelochemicals upon different crop plants including faba bean and maize (El-Darier, 2002; Madany and Saleh, 2015; Salama and Rabiah, 2015). However, to date, the influence of fenugreek upon these plants is unaddressed. Our results elucidate the effect of fenugreek seed extract on the growth and some physiological