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Pros and Cons of Genetically Modified Food

Pros and Cons of Genetically Modified Food


Pros and Cons of Genetically Modified Food

Along with the unprecedented scientific progress the humankind has achieved, new unexplored territories have been uncovered by researchers. Genetically modified foods, produced from crops grown from seeds with genetically engineered DNA, have been a hot topic throughout the past few decades (Gaskell et al., 1998; Marchant, 2001). The holders of the genetic information in every live organism, the genes, which are small fragments of the DNA chain, are intentionally manipulated to enhance the manifestation of some desirable traits, or to suppress the expression of other, unwanted features (e.g., genetic diseases).

Legalization of Marijuana

Legalization of Marijuana


Marijuana is among the most popular leisure drug in the World. Many people have smoked marijuana, and they do so despite the harsh laws placed against its use. It is non-toxic and cannot cause death. Significantly, it has a wide range of clinical uses such as relieving pain and nausea. In addition, marijuana is the appetite stimulating agent and less dangerous compared to alcohol and tobacco. Certainly, public policies should reflect this reality and legalize it.

The Cardiovascular System

Contraction and Relaxation of Cardiac Fibre


Cardiac fibers contract through the process of excitation-contraction coupling which involve the conversion of an electrical stimulus to a mechanical response. In essence, contraction and relaxation help to regulate the flow of blood in the arteries, as well as the flow of the air through the lungs. Contraction involves a precise interaction of contractile proteins, calcium ions, and energy phosphates. Besides, the cardiac fibers relax to return the heart muscles after contraction to the initial conditions. Throughout life, cardiac cycle is significant as it enables the heart to contract 70 times per minute hence supplying five liters of blood to the body.

Effect of various B-mode controls to optimize the ultrasound images

Effect of various B-mode controls to optimize the ultrasound images


Introduction

Sound waves that cannot be detected by the ear and are around 20,000 Hz in frequency are called ultrasound. These frequencies range from a minimum of 2MHz and a maximum of 18 MHz when used in Ultrasonography. (Robertson, 2001) The procedure of ultrasound is usually carried out from the external part of the patient’s body (American college of Radiology, 2011).

Assisted suicide in Florida Vs Oregon

Assisted suicide


Assisted suicide: Introduction

It is widely thought that life is a free gift to humankind. The next question that often crops up is whether it is also free to end at will? The act of premeditating death or ending one’s own life on request and enlisting for either professional or non professional assistance for the exercise is what has always been referred to as assisted suicide (AS) or euthanasia. This is the controversial issue being debated among many states that are struggling to come up with laws and legislations to govern the act. Assisted suicide or euthanasia has elicited strong reactions among its supporters and opposers on a wide scale. Assisted suicide has prompted a lot of debates across the global society (Kluge, 39-43). This paper seeks to discuss the case of assisted suicide in Florida Vs Oregon.

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