Q: Why is the stem cell system important to hematopoiesis?
A: Stem cell Stem cells provide new cells for body growth, damage or replace. Stems cells are found in…
Q: Q5/ What is positive feedback mechanism, and provide an example that illustrates this mechanism.
A: It is a physiological process or a loop which is responsible for bringing the body either to the…
Q: What is the purpose of the placenta? Which part of the blastocyst eventually becomes the fetal…
A: Introduction An organ that grows in the uterus during pregnancy is the placenta. A developing…
Q: When carbon dioxide is produced in aerobic respiration? ) when oxygen is used as the final electron…
A: Aerobic respiration is the process of respiration in presence of oxygen,
Q: You are learning to read electrocardiograms. You know that the patient you are examining has a…
A: Introduction : Electrocardiography (ECG or EKG) is a test that records the electrical activity of…
Q: Why are the left and right coronary vessels considered the major coronary vessels?
A: The coronary vessels are the blood vessels which are responsible for supplying blood to the heart.
Q: If the mRNA transcribed for this gene will be translated into a functional protein, how many amino…
A: Introduction Gene expression is the process through which a gene's information is used to create a…
Q: Why do the signs and symptoms of a TIA resolve completely?
A: TIA stands for Temporary ischemia attacks. The signs and symptoms of a TIA are similar to those…
Q: Which of the following is a characteristic of mammals? homodont mammary glands…
A: Introduction Mammals:- Mammals are a group of warm-blooded vertebrate animals belonging to the class…
Q: What is the most potent naturally occurring glucocorticoid, and how is its secretion related to that…
A: Glucocorticoids are a class of steroid hormones that are produced in the adrenal cortex. They are…
Q: Preservatives/additives and maintenance of temperature (hot or cold) for prepared food items helps…
A: Introduction:- Food is a substance that is mostly made up of nutrients such as protein,…
Q: Cytochrome P450s are located in: 1) bile duct 2) kidney nephrons 3) liver
A: Introduction :- Heme is a cofactor in the superfamily of enzymes known as cytochromes P450, which…
Q: What are the islets of Langerhans? Where are they located?
A: The glands that lack ducts and synthesize hormones are called endocrine glands.
Q: Components: Cardiorespiratory endurance Muscular fitness Muscular flexibility Body composition…
A: Introduction According to World Health Organization, health is defined as the state of physical,…
Q: How would a mutation in E. coli make the lac operator unable to bind the active repressor to affect…
A: Numerous factors may result in mutations. Certain mutations appear to occur naturally, with no…
Q: Yeast infection following antibiotic therapy is an example of _______ infection . acute…
A: Following I will be discussing about opportunistic infections. Opportunistic infections are…
Q: What is the number one public health concern in the United States?
A: Even though American healthcare is among the best in the world, there are still a great deal of…
Q: plz explain with thorough explanation
A: Lac Operon ( Lactose operon) found in Bacteria and E.coli and utilize lactose metabolism, works…
Q: Which media is used to determine if members of the Enterobacteriacae is motile: Sulfur Indole…
A: Introduction: The Enterobacteriaceae are a large bacterial family that contains several well-known…
Q: 2. DNA sequences belong to. To determine the organisms BLAST or blastn search. You are going to use…
A: Gel electrophoresis is a DNA Sequencing technique in which DNA is broken down into fragments then…
Q: How do neutral mutations affect gene expression?
A: Numerous factors may result in mutations. Certain mutations appear to occur naturally, with no…
Q: Given the following genotypes for two parents, AABBCc × AabbCc, assume that all traits exhibit…
A: Simple Dominance- This means one gene allele is dominant while the other is recessive. Hence, in…
Q: If you count 70 colonies from a urine culture obtained using 0.001ml calibrated loop, how many…
A: CFU or colony forming unit is an unit of measurement that is used to estimate the viable microbial…
Q: In fetal circulation, blood from the placenta enters the vena cava by way of the Select one: a.…
A: Answer :- Option d) ductus venosus (venous duct ) is correct Explanation - Oxygen and nutrients…
Q: one: a. sympathetic and central ner b. autonomic nervous system c. parasympathetic nervous sy…
A: Reflex action occurs very fast. The examples of reflex actions are - moving the hand if it touches…
Q: an introduction why to become a research scientist
A: Along the way of education , students have explored and heard about different careers that they…
Q: Describe why the concentration of water should be nearly the same inside the cell and in the…
A: The movement of water molecules from higher concentration solution to lower concentration solution…
Q: Which organelles contain their own DNA? Also, tell the reason behin
A: The primary organelle that houses DNA and conveys its genetic information to the following…
Q: What type of vaccines are the following for COVID-19: Pfizer, Moderna, and Johnson and Johnson? How…
A: There are numerous vaccination varieties, including: vaccines that are inactivevaccines made using…
Q: Q)Starting as a lipid in some holiday prime rib, trace the path that energy and biomass make as that…
A: Carbohydrates are lipids both are most essential macromolecules and has an important function in the…
Q: Interferons are produced by O all healthy cells to prevent viral infection. O virus infected cells.…
A: The correct Option for the answer is Option B :-virus infected cells.
Q: What chemical ingredient makes MSA selective? This chemical ingredient makes MSA selective because:
A: Note:Please note that we cannot complete the table since it is experimentally based and as per our…
Q: Why are there so many causes of hypertonia?
A: Our central nervous system sends signals through the spinal cord to muscles for contraction. The…
Q: Why is capillary flow increased with increased mean arterial pressure?
A: Blood pressure (BP) is the force which blood applies to the blood vessel walls in order to move…
Q: Identify the fungal infection based on its location
A: Fungal infection is common in humans. It is itchy, sometimes serious if not treated properly. People…
Q: 1. Compare the presumptive treatment of uncomplicated gonococcal urethritis and nongonococcal…
A: Urethritis is the inflammation of urethra, the tubular structure that carries urine from bladder out…
Q: Table 2. Key characteristics of representative families of the orders Fabales, Rosales and…
A: Introduction A floral formula is represented by some symbols. A floral diagram represents…
Q: Define agar.
A: A dried jelly-like substance called agar, commonly referred to as agar-agar, is made from the red…
Q: What is the optimal pH for catalase? Why do you think it become less effective at high or low pH
A: A protein called catalase is an enzyme that catalyses or quickens chemical processes. In the human…
Q: obstruction in the glomerulus would effect the flow of blood into the ?
A: The structural and functional unit of the kidney is called nephron. Each nephron has two parts a…
Q: Which of the following characteristics are indicative of mammals? post-orbital bar/closure…
A: Mammals are the most advanced members of the class primate. They have mammary glands for feeding…
Q: signal along nerves to the This node is located in the right atrium. An electrical signal is sent…
A: Introduction ECG, the electrocardiogram is medical equipment or device that measures the electrical…
Q: hat will be the after-effect if you drink sewage wate
A: Sewage water is typically waste water that humans throw into rivers or lakes or other bodies of…
Q: 2. Be able to compare and contrast (discuss similarities and differences in) in your own words the…
A: Genetics is the study of genes, gene variation, and heredity. Inheritance is the foundation upon…
Q: What are the common symptoms of mitral prolapse?
A: Mitral valve prolapse is a valvular heart illness that is defined by the displacement of an…
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A: Gel electrophoresis is a technique by which macromolecules are separated and analysed. After the…
Q: Why is head motion the principal causative mechanism of diffuse brain injury?
A: Brain injuries can be divided into two categories: focal and diffuse. A focal injury only affects a…
Q: It is said that bioethics has an influence on both the patient and the health professionals. In case…
A: A doctor's medical order known as a "do not resuscitate" order, or DNR order. It urges medical…
Q: DNA.
A: DNA is known as Deoxyribonucleic acid. This is a complex molecule which contains all the…
Q: increase in the lethality of Ras inhibitors is a good thing or bad thing. I should be grateful if…
A: Introduction Lethality means the ability to kill. MYC stands for Master Regulator of Cell Cycle…
How does infection with HIV lead to progressive immunodeficiency and AIDS?
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