Identify two roles that citrate plays in the formation of the gold colloidal solutions.
1) Au3+ is reduced by the citrate ion to Au colloidal solution. Hence act as a reducing agent.
2) They act as capping agents and restrict the growth of goldparticles to large particles
Identify two roles that citrate plays in the formation of the gold colloidal solutions.
Describe two roles the operating system plays and discuss why each role is necessary.
You are performing research on CCR7 and the roles it plays in T cell homing in humans. To begin your research, you use public websites to identify which tissue expresses the ligand CCL21 in humans. You find one tissue that exhibits several log fold higher expression than others, it is the: a. Thymus b. Lymph node c. Blood d. Skin
Describe several significant roles good nutrition plays in aging. What roles can nutrition play in retarding the aging process? Identify two age-related health issues and explain how nutrition may help prevent or contribute to them. Be sure that your responses are based upon scientific evidence. Describe three physiological changes that occur with aging and explain how these changes affect nutrition status. Describe which vitamins and minerals need special consideration for the elderly. Explain why. Name several factors that complicate the...
Step 1: Identify the roles of proteins in your body In a one page paper, select two roles and explain their function in the body.
In the Affordable Care Act there are four categories of state Marketplace/Exchanges. Identify the four categories and provide a summary of each. There are five (metal) categories of plans that individuals can access through the Marketplace. Identify the five categories and discuss what types of services each provides. (Gold, silver, bronze, platinum) What new roles for nurses and others do you see developing in the age of the Affordable Care Act? Identify at least two new roles. Identify 2 key...
1. Calcium plays several roles in cells that are critical for second messenger signaling and overall cell function. Yet loss of calcium homeostasis can result in cell death. a. List three cellular responses to a rise in cytosolic calcium b. Calcium ionophores such as A23187 and Ionomycin can demonstrate that a loss of intracellular calcium can lead to cell death through necrosis. Explain this statement. c. How is calcium important to the IP3/DAG pathway and why is this a two...
Identify the main roles and food sources for each of the B vitamins (thiamin, riboflavin, niacin, biotin, pantothenic acid, vitamin B6, folate and vitamin B12) and for vitamin C. You should list two food sources.
Identify, explain, and suggest two or more solutions for what you see as being the biggest problem or problems in the area of American intergovernmental relations.
8:37 Description Step 1: Identify the roles of proteins in your body In a one page paper, select two roles and explain their function in the body. Step 2: Save and Submit your assignment • After you complete the assignment, save a copy for yourself in an easily accessible place and submit to your instructor using the dropbox. 1:03 1 Description Step 1: In a one to two page paper, discuss the negative effects that Alcohol can have can have...
Write the equality and two conversion factors, and identify the numbers as exact or give the number of significant figures for each of the following: a. One liter is 1.06 qt. b. At the store, oranges are $1.29 per lb c. There are 7 days in 1 week. d. One deciliter contains 100 mL. e. An 18-carat gold ring contains 75% gold by mass. 2.48