Null Hypothesis Essay

After further questioning you learn she is strictly following the fl uid and salt restriction ordered during

Figure 4. This graph depicts the average allele frequency of male cichlid fish when a mutation that goes from recessive to dominant arises within the population at a rate of 0.001. The average value over five trials is shown to be 0.318.

Research questions are formulated in a study to inquire about variables, both independent and dependent variables, and the relationship between them. Research questions are categorized into two, that is, qualitative and quantitative research questions. Qualitative questions are used in qualitative research like case studies, surveys and action research where the approach is non-numerical and analyses special phenomena that occur in nature. Quantitative research on the other hand is more of a systematic approach with measurable numerical quantities that go through analysis to prove a hypothesis. Finally, the research hypothesis is either approved or disapproved with regards to the results of the analysis (Laureate Online Education B.V.

---If given traits and parents, be able to use a Punnett square or patterns to predict the probability of offspring for a given cross and express it as a fraction, percent, or ratio.---

Frigaliment Importing Co. V. B.N.S International Sales Textbook P. 117 Facts Frigaliment Importing and B.N.S Corporation came into agreement that B.N.S will provide chickens for sale to Frigaliment. The contract contained two separate shipments in which each shipment contained different weighted chicken. Frigaliment received the first shipment and noticed that the heavier chickens were older chicken that were meant for stewing not frying. Frigaliment immediately sto24pped the second shipment and sued that they did not provide the right type of chicken in which they were asking for young chickens. B.N.S (the defendant) states that chicken can mean anything as long as they are in the same

Apply your understanding of how alleles assort and combine during reproduction to evaluate a scenario involving a monohybrid cross.

With the presence of natural selection (fly paper hanging from top of cage) posing a larger threat to the wild flies b/c they can fly better, this will allow vestigial flies to prosper better.

It sounds like using the stratified random sampling would be a good choice for using a particular group of people.  In stratified random sampling the individuals conducting the research know some things about the community that is providing date such as age, gender, ethnicity, and medical diagnosis. This is also a good option when there is a time restraint to obtain the information that is being gathered.  The survey would also have to be ensured it is written in a way that the average person can clearly understand the question to get a proper answer.

You can collect individual flies that you have generated (for use in future experiments) by dragging them

The purpose of the “chi-square test” was to see if our data was in an acceptable range of a specific ratio listed above. The chi-square test took into account the expected deviations in the F2 offspring’s alleles.

You are also provided with a heterozygous female, and a homozygous recessive male for a genetic cross. In this particular female, all the dominant alleles are on one chromosome, and the recessive counterparts are on the other homologous chromosome. Due to a chromosomal condition, in the female no recombination occurs between the M and N loci. Normal recombination occurs between the L and M loci. Diagram this cross, and show the genotypes and frequencies of all offspring expected from this cross.

METHODS: In this experiment, the instructor provided us with 30 ebony individuals and 20 wild type individuals. In order to get an exact amount of each type, we anesthetized the flies and counted them off by gently using a fine point paint brush. Then all 50 Drosophila were put into a population cage which had a lid that had six holes for the centrifuge tubes. Two food tubes and four clean, empty tubes were added on the first day. Each food tube consisted of half a cup full of food mixed with 6-7 milliliters of water. This was the fly medium. The food should turn blue once the water is added. Each tube was labeled with a number and with the date. Every two to three days we added one more food tube until all 6 tubes contained the fly medium. After all 6 tubes were filled, the following days after we exchanged the first food tube with a new food tube. At the end of the experiment, we fed the flies with a total of 8 food tubes. Then the flies were anesthetized, again. At the end of this four week lab, the number of living ebony and wild

Research has supported the observation that young people in America consume alcohol regularly; this prevalence of use increases rapidly during adolescence, as well as a few years afterward (Wagenaar and Wolfson 37). This has come to be a problem among college students. It has been shown through extensive quantitative and qualitative research that those under twenty-one years of age are able to obtain alcohol, which allows them to binge drink. Binge drinking holds many problems for college students: alcohol poisoning, DUIs, traffic accidents, and even fatalities.

number in order from 1 to 100, the make of the car, the price when new

Question #1: In 1835, Bassi showed that a fungus caused a silkworm disease, and in 1865 Pasteur discovered that a protozoan caused another silkworm disease. Why do we use Koch's postulates instead of Bassi's or Pasteur's postulates?