Bio 156 lab 7 genetics

1. Describe the function of the following pieces of safety equipment and how each might be used: (10 points)

Suppose the feather color of a bird is controlled by two alleles, D and d. The D allele results in dark feathers, while the d allele results in lighter feathers.

6. Because O is recessive and A and B are dominant, both parents could be carrying an O form of the gene without it being apparent (AO mother and BO father, for example). If their baby inherited the O from each of them, the baby would have an O blood type.

Recall from the background information that purple corn kernels are dominant and yellow kernels are recessive. The second ear of corn was the result of crossing two heterozygous ears of male purple corn (Pp x Pp). This is represented by the Punnett square below. Complete the Punnett square by writing the correct letters that correspond to each number indicated in the table. (4 points)

2. How will the alleles for these traits assort into the gametes that each parent might produce? (Hint: For a reminder on how alleles sort independently into gametes, refer to the illustration in Part 2, Question 2, in the Student Guide.)

In my previous experiences and conversations with various individuals, the overall interpretation or misconception of bipolar disease is that the person is “”crazy. What do people really consider or mean by the term crazy? As displayed by Team B’s behavior presentation, Bipolar disorder

4. Click the Reset button at the bottom. Then, choose Color Blindness again and set the parents’ alleles according to the information about Couple 2.

One piece of evidence I have to prove my claim is Sam’s family. Sam is a boy who has sickle-cell anemia (A disorder that causes your cells to be disfigured). Both of his parents did not have sickle-cell anemia, but his grandmother on his father’s side does, as well as his grandfather on his mother’s side. All of Sam’s siblings do not have sickle-cell anemia either. This piece of evidence proves my point that each offspring receives one allele from each parent. Sam’s parents both received a sickle-cell and non-sickle cell gene from their parents, so they each have one of each gene. Then they each passed their sickle-cell genes to Sam, so that is why he has sickle-cell disease. This shows that Sam go two genes from his parents, and that getting a trait is not automatic.

* Identify the trait that you believe to be dominant for each of the features surveyed. Explain your reasoning.

e) What happened to the diploid condition of your parent cell – was it preserved in the daughter cell or not? How do you know?

Now you have determined some facts about the grounded allele and the trait that it causes. Given what you know, do you expect the mutant F1 flies to be homozygous or heterozygous for the allele that causes the grounded trait? According to your reasoning, if you mated two mutant F1 flies, what percentage of flies would you expect to be wild type versus mutant in the F2 progeny? Draw a Punnett square of this cross to justify your answer.

That night, the plants had a second secret meeting to discuss AGAIN on how to stop the problem. Not unlike the first meeting, the leafy green geniuses ran the gathering into the ground, until a tiny African daisy had a idea. That light bulb that went off inside of it’s tiny brain didn’t appeal much to others. It thought they should try and hybridize together

The two recessive alleles are both on the same chromosome. Genes A and B completely follow Mendel’s principles of inheritance; genes B and C are physically connected together and never are separated from each other at any time during any cell division cycle or fertilization event. Draw below the gamete genotypes that this individual could produce.

In a dark and mysterious forest, there are two flowers. An innocent white flower and a vile red flower. The white flower wondered if there were only downsides to being a flower. Such as having too much sun or too much rain. They discussed this, then they saw a deer.

Exploring the Expression of an Auxin Induced Gene pCNT103, a Constitutive Gene GapC and a Cytokinin Induced Cig1 Gene in the DNA and RNA Extracts of Differentiated Shoot, Root, and Callus Tissue of Nicotiana tabacum