Organ Transplantation Organ transplantation can be used to replace injured or diseased organs such as the skin, heart, lungs, liver, kidneys, or pancreas. Any one of these transplants can help a patient survive as long as your immune system does not step-in and reject the organ. There are two types of adaptive immunity: cell-mediated and […]

Cellular Respiration Essay 1. What are the three steps of cellular respiration, where do they occur in the cell, and how much ATP is produced at each step (8 points)?   2. Describe how an exergonic reaction can be used to power an endergonic reaction. Be sure to use specific examples from inside the cell. […]

Introduction to Biology Discussion In the section about viruses, our textbook discusses how new strains of flu arise via viral reassortment (page 245). This is also known as genetic reassortment. Read the following recent article from MIT News about tracking the spread of bird flu that discusses the impact of reassortment: http://news.mit.edu/2017/tracking-spread-bird-flu-alaska-north-america-0317. Next, address the […]

Chromosomes are duplicated during the ____ of the cell cycle. a. G2 phase b. S phase c. G1 phase d. metaphase e. prophase   Eukaryotic chromosomes are composed of:   a. karyotypes. b. DNA only. c. proteins only. d. chromatin. e. circular chromatin.   The mitotic spindle is made of:   a. condensin. b. Z […]

Bacterial Unknowns Worksheet Below is a list of all of the possible bacterial unknowns you could be given in lab. Prepare a table that lists the organism, the phylum, class, order, and family to which it belongs, and the medical significance, including the mode of transmission (air, water, food, close contact, sexual contact), and the […]

Role of Normal Microbiota Discussion What is the difference between innate immunity and adaptive immunity (4 types) and what are the chemical and physical factors in each? Your paper should factor in the role of normal microbiota, phagocytosis, inflammation, and fever in the immune process, molecular defenses, and the role they play in microbial control, […]

Bacteria Streptococcus Pneumoniae Discussion Questions Now that you’ve characterized and identified some of our unknown bacteria, now it is time to learn a little more about the bacteria. Pick two of the bacteria from the list below: one from the pathogenic cocci list and one from the enteric list. Do a little bit of internet […]

Human Anatomy and Physiology I Question 1The ventral horn sends efferent information from the CNS to the body via the ventral root.   1.            True   2.            False   Question 2 Which statement is true regarding the cerebrospinal fluid (CSF)?   1.        […]

Question 1 You are observing a neurological exam. The patient has a positive pronator drift. This is a sign of ____.   1. Upper motor neuron dysfunction   2. Pituitary dysfunction   3. Cranial nerve dysfunction   4.Lumbar spine injury   Question 2 Which structure is highlighted in this image?   1.        […]

Which of the following is NOT a quasi-experimental design?    nonequivalent control group pretest-posttest design    interrupted time series design     multiple baselines design    control series design    Question 2To examine how a reward influences a desired behavior, a mother first counts the number of times her son makes his bed over a […]