Biology Essays Examples For College & High School Students in PDF

10822 total results

A Study on NF-kB and Its Relationship with Inflamation, and the Alternative Pathway (516 words, 2 pages)

NF-kB is a known pro-inflammatory pathway because of synthesis of cytokines like IL-1 and TNF. Inflammatory pathway is a tightly regulated pathway of pro-inflammatory and anti-inflammatory cytokines. The structurally non-similar TLRs and NF-kB share the same signaling cascade (IKK complex). This complex include 2 kinases i.e. IKK and IKK and ... Read More

Credible Evidence on the Similarities Between Human Communication and Animal Communication in Chatty as a Magpie, an Excerpt by Hannah Holmes (887 words, 3 pages)

Credible Evidence The excerpt "Chatty As A Magpie", by Hannah Holmes, discusses thesimilarities between human communication and the communication of ouranimal brethren. Holmes very strongly believes that animals are much moreintelligent than we give them credit for and that their communication baresa remarkable resemblance to our own. She uses many ... Read More

The Crucial Role of Ants in the Well-being of the Earth’s Ecosystem (477 words, 2 pages)

The Role of Ants in the Ecosystem It is said that the world would crumble if all ants ceased to exist. Itisn't entirely clear if that is true, but there is very little doubt thatants contribute greatly to planet Earth. Ants provide a direct food sourcefor many animals, who in ... Read More

Patterns in Comparative Morphology and Behavior of Vertebrates (773 words, 4 pages)

Patterns in the Comparative Morphology and Behavior of VertebratesThe Phylum Chordata contains many species of very different qualities. Yet somehow they are all connected in an essential way that makes them very similardespite their differences. Im not only talking about the physical characteristics that define a Chordate, such as having ... Read More

The Journey of the Egg in the Human Body (495 words, 2 pages)

The Journey of the EggThe process of the egg starts when the estrogen level in the blood is low. A part of the brain called the hypothalamus releases a hormone, which goes to the pituitary gland and tells the gland to release its own hormone. The pituitary glands hormone is ... Read More

Gastrulation: The Development of the Embryo in Animals (282 words, 1 pages)

Gastrula DevelopmentDuring gastrulation, cell movement results in a massive reorganization of the embryo from a simple ball of cells called the blastula, into the now re-named, Gastrula. All of the cells in this stage become differentiated and develop individual and specific purposes in the body. This process occurs between two ... Read More

A Study on Where Galls Would Appear on Measured Golden Rods (562 words, 3 pages)

Question Where are galls likely to appear on measured golden rods?Hypothesis We believe that the galls will appear in the center of the stem. Materials and MethodsThis study took place outside near the Bill Grays Ice Plex which is located in the back of Monroe Community College. My group and ... Read More

A Short Overview of the Cell Cycle (343 words, 3 pages)

The cell cycle is the meticulous series of events that parent cells go through as they grow and divide their cellular material between two new daughter cells. It is composed of four vital phases, G1, S Phase, G2, and M Phase, that ensure the process completes smoothly. G1, S Phase, ... Read More

An Experiment to Determine How Different Colors of Light Affect the Photosynthetic Rate of Spinach Levels (1403 words, 9 pages)

IntroductionAll living organisms need energy to maintain order, to grow, and reproduce. Organisms ultimately get their source of energy from the sun, however we cannot convert light energy into usable energy alone. Instead, the light energy is first converted into chemical energy through an essential reaction that takes place in ... Read More

Male and Female Orgasms, Sexual and Relationship Problems in Human Sexuality (608 words, 2 pages)

The topics that we have covered in class have been both eye opening and thought provoking. I have really enjoyed taking Human Sexuality because I thought I knew a lot about sexuality in general already, but after listening to the lectures, and reading the textbook, I have gained a lot ... Read More

CRISPR/Cas9: The Future of the Human Race (1748 words, 6 pages)

CRISPRCas9 Editing for a Better TomorrowOur species has come a long way on this little rock. Humans have invented written language, the wheel, spaceships, and robots to name a few of our many accomplishments. Now we have discovered the ultimate key to a greater tomorrow. A key that can formulate ... Read More

Intertidal Zones as Significant Environment for Organisms and Producers (792 words, 3 pages)

Intertidal zones have many different names given by the public, from seashore, to beachside, to foreshore and more. Intertidal zones are home to many types of algae, mollusks, and other organisms. However, they may be home to many organisms and producers they also cause issues like quicksand and erosion over ... Read More

The Different Interesting Topics in Biotechnology (548 words, 1 pages)

What is Biotechnology? Biotechnology is the use of biological processes to help solveproblems in the world. Through the use of living cells, biotechnologyallows for the efficient manufacturing of various useful products.Biotechnology encompasses many diverse fields, from immunology, torenewable energy, to agriculture. The products of biotechnology are allaround us around the ... Read More

An Overview of Isopoda Organisms (1475 words, 6 pages)

Isopoda is an order of terrestrial or semi-aquatic organisms that are characterized by segmented exoskeletons. Various genera of the order can be found scattered across the continents in abundance. Terrestrial Isopoda live mostly in biomass rich ecosystems and aid in the decomposition of organic materials into fecal pellets which can ... Read More

A Lab Experiment Testing Centripetal Force (928 words, 7 pages)

IntroductionCentripetal Force experiments with factors that are affected by centripetal force or change centripetal force. For instance, the correlation between centripetal force and tangential velocity is determined through experimentation and the radii of the centripetal motion is varied to observes its effects on tangential velocity as well. The experiment demonstrates ... Read More

The Different Challenges in the Cloning of Baby Jason (1126 words, 4 pages)

Baby Jason Case StudyHuman cloning is one of the most revolutionary yet controversial topics in the world of genetic research. To clone, or create an organism with an exact genetic copy as that of an existing organisms, not only provokes a plethora of ethical concerns but further surfaces an exuberant ... Read More

The Discovery and Understanding of the Structure of DNA by James Watson and Francis Crick (812 words, 4 pages)

In April, 1953, one of the greatest discoveries in scientific history was made by James Watson and Francis Crick. Watson and Crick were the first to truly understand the structure of DNA, and to see its double helix form. For their brilliant discovery, they received the Nobel Prize in 1962.When ... Read More

The Great Advances in Technology of the Human Embryonic Stem Cell Research (453 words, 2 pages)

Human Embryonic Stem Cell Research The Cure WithinStem cell research is made to help people with illnesses and disease it creates a better life for people rather than taking it away. I support stem cell research because of the great advances in technology, different types of stem cells they can ... Read More

Embryonic Screening in the Study of Genetics (544 words, 2 pages)

In the past decade, doctors have diligently worked to improve their knowledge of genetics. The study of genetics can be used to treat and even prevent thousands of common diseases even prior to conception. With new technology today, scientists are able to extract a single egg and fertilize it in ... Read More

The Issues Surrounding the Resurrection of Extinct Animals (548 words, 2 pages)

With new technology today, scientists are able to extract DNA from animals and recreate certain body parts in order to regrow and reform the body of these animals. Until recently, scientists have only been able to do this with animals that are on the Earth today. However, Sean Carroll from ... Read More

An Experiment on the Effects of Different Variables on Cellular Respiration (591 words, 3 pages)

Cellular Respiration in YeastPurposeThe purpose of this experiment was to teach the students about the effects different variables have on cellular respiration and also to give the students an opportunity to design their own experiment.HypothesisIf the concentration of sugar in the water increases, then the yeast will have a faster ... Read More

Hybridization and the Evolution Ecology of Sunflowers (715 words, 4 pages)

Hybridization and the Evolution Ecology of SunflowersSunflowers have contributed to various beneficial uses such as the production of cooking oil, consumable seeds, and medical uses (Dechaine et al. 2010). Originating in North America, Sunflowers have since then been cultivated worldwide (Ureta et al. 2007) this has resulted in the development ... Read More

An Experiment to Discover the Wavelengths of Various Dyes (1673 words, 8 pages)

Abstract The purpose of this lab was to find the wavelengths of various dyes and then use the data collected to predict which dye would allow for the fastest rate of photosynthesis when spinach leafs were added. The rate of photosynthesis of each dye was measured by the time that ... Read More

A Lab Experiment: The Influence of Plants on Water (851 words, 3 pages)

IntroductionIn many bodies of water, there are plants in or on the water surface. Coincidentally, the cleanness of the water coincides with how much and what type of plants is in the water. How does the roots of plants change the amount of cations in water that they are growing ... Read More

An Experiment on Spinach Lead Pigments and Light Absorbency (814 words, 5 pages)

For this experiment a spinach leaf was used to extract pigments labeled, chlorophyll A, chlorophyll B, xanthophyll, and carotenoids in order to determine the absorbance of invisible light by the pigments in chloroplasts and their wavelengths. Placed into a spectrophotometer the absorbance level of each pigment was measured. At the ... Read More

An Overview of Caenorhabditis Elegans and Its Known Mutation (758 words, 4 pages)

An organism that can barely be seen by the naked human eye has contributed to massive amounts of biological research. Caenorhabditis elegans, or C. elegans, is a worm that is usually around 1mm in length. It has five pairs of autosomes as well as one pair of sex chromosomes (Wormclassroom). ... Read More

An Experiment to Determine Whether the Rate of Plant Growth is Affected by Nutrient Deficiencies (1387 words, 8 pages)

Introduction The rate of plant growth which includes number of leaves, length of the shoot and root as well as the biomass of the shoot of root is dependent on the availability of nutrients. The measurements can be used to determine if the rate of plant growth is affected by ... Read More

The Connection of Genes and Culture in The Fitness of Human Nature (1412 words, 5 pages)

One of Americas most celebrated scientists and writer, Edward O. Wilson, in his passage, The Fitness of Human Nature, demonstrates that genes and culture connect to the evolution of humans. Wilsons purpose is to exemplify that sociobiology is integrated immensely into human evolution. He adopts an informational tone to appeal ... Read More

The Life and Work of Gregor Mendel, the Father of Genetics (1381 words, 5 pages)

The Father of GeneticsGenetics is all around the world we live in. If you have ever wondered why you have your fathers eyes or your mothers nose it is because of heredity and genetics. Thanks to Gregor Mendel, the father of genetics, we know why traits are passed down from ... Read More

The Basic Steps in Creating a Genetically Modified Organism (GMO) (1002 words, 4 pages)

A genetically modified organism (GMO) is a plant, animal, or microorganism whose DNA has been modified or altered through genetic engineering (Lallanilla, 2016). GMOs and modification to an organisms genetic material is not natural is any way and does not occur from mating or natural recombination (World Health Organization, 2016). ... Read More

Biology Essay Examples