Only feces from humans that contaminate food and water can be involved in transmission of amoebiasis.

BCH4024 060925 OC Su25 E1 Q8: Histidine is a unique amino acid that has several functions in mammalian cells. The properties of histidine are associated with its pI under physiological conditions. Indicate the location of the nitrogen atoms on the side chain of histidine. Also calculate the pI of histidine given the following pKa values.

Deuteranopia is a type of red-green color vision diversity (CVD) in humans characterized by the inability to distinguish red and greed pigments and it is a recessive X-linked trait (Xd). The dominant allele (XD) results in normal vision. A male parent with the Deuteranopia phenotype mates with a female parent that does not have the Deuteranopia phenotype. Their female child has Deuteranopia CVD. What is a possible genotype of the female parent?

Which of the following is TRUE regarding the fovea?

In Case B, what is the tension T in the string suspending the ping-pong ball?

Which of the following explains why even though both brothers, Sebastian and Lucas, inherited the same genetic condition, only Sebastian has the disease?

An electric field is E = 400 N/C directed radially outward from the y-axis.  A cylinder of length L = 30 cm and radius R = 10 cm has its center at the origin and its axis along the x-axis such that one end is at x = +15 cm and the other is at x = –15 cm.  What is the flux through the curved surface of the cylinder?

Growing up, Brad’s bedroom was always a little hot so he got in the habit of running a fan in his room as he went to sleep. Years later he finds that the hum of a fan makes him feel sleepy. In this scenario, the hum of the fan would be considered the _________.