The diploid stage of plants is the sporophyte. ... Plants have altering haploid-diploid nuclei. ... The major characteristics defining groups of Eubacteria include the nature of the cell wall, the shape of the cell, motility, and physiology. The common characteristics that eubacteria share include no nuclear membrane, they are all prokaryotic unicellular organisms, they experience no mitosis, and contain no membrane bound nucleus. ... Plants get much of their energy from the sun, and in order to overcome competition with other plants, they needed to be taller. ...

• Word Count: 1632
• Approx Pages: 7
• Grade Level: High School

Typically, the hypothesis tested with chi square is whether or not two different samples (Coleoptera (beetles) and Diptera (flies) are different enough in some characteristic or aspect of their behavior that we can generalize from our samples that the populations from which our samples are drawn are also different in the behavior or characteristic. The figure below shows our raw data for insects trapped on pitcher plants at different times of the day. ... This gives us the different times each category of insect is trapped by the pitcher plant in terms of percentages as below. ...

• Word Count: 763
• Approx Pages: 3
• Grade Level: High School

There are five characteristics that are common to all living things. ... Another characteristic that living things share is that they reproduce. ... The third characteristic of living things, is that all living things need to grow and develop. ... The fourth characteristic of a living thing is the ability to obtain and use energy. ... These five characteristics of living things are just the basics to knowing what makes up living things. ...

• Word Count: 4152
• Approx Pages: 17
• Grade Level: High School

Genetic modification changes the genes and thereby the characteristics of the subject. ... When a scientist genetically modifies a plant, they insert a foreign gene in the plant's own genes. ... The result is that the plant receives the characteristics held within the genetic code. Consequently, the genetically modified plant also becomes able to withstand pesticides. ... Improved growth characteristics will produce better crops without the need for large quantities of fertilizer. ...

• Word Count: 536
• Approx Pages: 2
• Grade Level: Undergraduate

They determine the characteristics of an organism. Genetic engineering involves either altering these characteristics within an organism or transferring them to another. ... When cloning, scientists take cells from one organism that has particular characteristics that they believe to be useful. ... This second set of cells usually contains different characteristics that are also believed to be useful. ... Genes are being added to plants to enable them to remove heavy metals like mercury from the soil and concentrate them in plant tissue. ...

• Word Count: 3150
• Approx Pages: 13

Consequently, animals which would never have survived in the wild managed to survive reproduce and subsequently create an entirely new breed of animal with characteristics that donot appear in the wild. ... In selecting plants for food, they might have first consciously selected plant varieties that had desirable taste and unconsciously selected varieties with high nutritional value. At different times in different centers of domestication, people began to encourage the growth of desirable plants by removing competing plants and/or cultivating the soil. ... Over time, humans learned to sel...

• Word Count: 1034
• Approx Pages: 4
• Grade Level: Undergraduate

Purpose: To understand how cells function and how they are involved in all the characteristics of life. ... The plant cell had a blue tint, but the other two cells were stained so you really couldn't tell their true colors. ... I learned that all cells have different structures, but some parts can be found in both plant and animal cells. ... It seemed the plant cells had more organization than the cheek cells. ... Both plant cells seemed to have more of the same size cell. ...

• Word Count: 373
• Approx Pages: 1
• Grade Level: High School

It has been used in increasing the production plant and animal food, developing disease-resistant plants, diagnosing disease, improving medical treatments, and producing vaccines and other useful drugs. ... This method is most commonly for increased food production; only the plants and animals that have desirable characteristics are chosen for reproduction. ... This is done by changing the protein makeup of an organism; which results in an alteration of its characteristics. ... The introduction of Bt cotton, a now widely grown crop kills several pests that would have previously harmed cotton ...

• Word Count: 918
• Approx Pages: 4
• Grade Level: Undergraduate

I hope to accomplish a proof that a flowering plant evolved from an oscillatria. ... This organism possesses the same attributes as the euglena except for one major evolutionary characteristic. ... Starch is a major component of a plant and the presence of starch in an early organism like the chlamydoma can only lead to the idea that this was the first organism in the evolution of the plant. ... The concrete evidence that the land plant evolved from the microscopic organisms like the paramecium. ... These "plants" are the first to display rhizoids or roots in order to live on land. ...

• Word Count: 648
• Approx Pages: 3
• Grade Level: Undergraduate

The Mayan's discovered a plant that produced a sap that had sticky and springy characteristics. This plant today is now commonly known as a rubber plant. ... The good thing about mixing the sap with the morning glory juice is that these two plants tended to grow close to one another which made it easier to harvest them. ... The only attempts to make the rubber better was by adding different plant juices to the latex sap, but the process never had a dramatic impact on the rubber's qualities. ... Men working in the winter time after got tears in their boots because the rubber los...

• Word Count: 935
• Approx Pages: 4
• Grade Level: High School

These characteristic traits seem to be very definite to each brother, but maybe somewhere deep inside a different person is waiting to erupt and be released. ... Then when the brothers made trees and plants for the earth, berries and fruits were made by the good brother for his animals to eat. The evil brother produced briars, and poison ivy, and the poisonous plants like baneberry and dogberry, and the suicide root for people to kill themselves when they go out of their mind. ... The twins helped each other discover the opposite characteristic in their mind and one was for the better, but...

• Word Count: 502
• Approx Pages: 2
• Grade Level: High School

The remains of plants and animals found in sedimentary rock deposits give scientists an indisputable record of past changes through time. ... Specific characteristics from their parents by inheriting particular combinations of genes are received by all plants and animals. ... Consequently, their characteristics will be more frequent in the following generation. ... Due to selective breeding, people have urbanized many new varieties of plants and animals. Organisms will more commonly have the preferred characteristics because the individuals in the generation before lacking the sought-after...

• Word Count: 1026
• Approx Pages: 4
• Grade Level: Undergraduate

Two of the largest are Plants and Animal. ... Plants range in a variety of sizes and shapes. ... The most important characteristic of plants is their ability to photosynthesize. During photosynthesis, plants make their own food by converting light energy into chemical energy, a process carried out in the green cellular organelles called chloroplasts Parts of the Plants Cells: The many varieties of plant species have distinct cell types that make up individual plants. ... Characteristic: Animals are multicellular organisms; they share some of the same features with plants and many fungi. ...

• Word Count: 2632
• Approx Pages: 11

Impatien plants are much like human babies. ... Perennials and annuals are two types of flowers and plants used in flower gardens that complement each other. Perennials are flowers that are planted, bloom, die back and come back again the next season. ... Human couples complement each other by having opposite characteristic traits like the perennials and annual flowers do. ... It is really great when you take several varieties of flowers and plant them together in clusters. ...

• Word Count: 591
• Approx Pages: 2
• Grade Level: High School

Stilt/prop roots grow downwards from the trunk and branches, providing gas exchange in the exposed sections and water uptake in the sections below the sediment and are characteristic in Rhizophora stylosa and Ceriops tagal. ... Most plants have a very low tolerance for salt, but in mangroves, twice a day, the high tide rushes in and covers the majority of plants in saltwater. ... Some salt, however, still enters the root system, and is stored within the plant in its leaves, stems and roots. Consequently, there are often very high concentrations of salt in mangrove plant leaves. ... Conserving ...

• Word Count: 908
• Approx Pages: 4
• Grade Level: Undergraduate

The Karamajong showed characteristics of both Neolithic and Paleolithic humans. ... Women were responsible for many tasks including taking care of their children, having their own garden, building huts, making gourds, and providing plants and insects as food. ... The women had their own garden where they could produce plants to eat if the growing season was decent. ... The Karamajong domesticated their plants and animals, which is a sign that they were more Neolithic than Paleolithic. ...

• Word Count: 403
• Approx Pages: 2
• Grade Level: High School

Narcotics are depressant drugs, they are mostly made from a plant that produces the drug opium, the plant is called a poppy. ... The human body produces certain steroids that help us grow and give us our adult physical characteristics. ...

• Word Count: 320
• Approx Pages: 1
• Grade Level: High School

In addition, humus supplies plant nutrients. ... The plants are damaged and any animals that eat the plants will absorb the poisons, which will remain in the animals body and can hurt them or even kill them. ... So acid rain is good for some plants in some places with alkaline soil because some of the plants want acid. ... Highly alkaline or acid soils can harm many plants. ... They classify the soils according to the characteristics of a polypedon. ...

• Word Count: 1409
• Approx Pages: 6
• Grade Level: High School

The kenaf plant is one of the most promising alternatives to wood for paper production. ... Kenaf is a 4,000 year old plant, but it wasn't until the 1940's, when World War II stopped all imports from Asia, that the U.S. ... The USDA picked kenaf because of its rapid growth, high yield, and exceptional papermaking characteristics. ... The kenaf plant has a beautiful flower. ... The whole kenaf plant is then processed in a mechanical fiber separator similar to a cotton gin. ...

• Word Count: 825
• Approx Pages: 3
• Grade Level: High School

The major obstacle facing the biological approach is determining the baseline characteristics for biological communities for each type of water bodies. ... Ecology and Ecosystems An ecosystem is defined as place having unique physical features, encompassing air, water, and land, and habitats supporting plant and animal life. Ecological systems are independent systems of plants, animals & abiotic environment. ... All ecosystems that support plant, animal, and aquatic life are to be protected through a combination of regulatory and voluntary programs designed to reduce the amount of p...

• Word Count: 1076
• Approx Pages: 4
• Grade Level: Graduate

Also because of the lack of common predators like snakes, cats, and dogs only reenforced the uniqueness of the characteristics of animal and plant life. ... This plant is also found as fossils in Australia, Africa, and South America. ... Plants also adapted to the colder weather of the South Island. ... After the ice melted, the re-emergence of the few plant and animal life began to adapt traits to help them continue to exist. ... It is also informative and makes me appreciate more the uniqueness of many plants and animals, and therefore make me more aware of how to protect these rare and ...

• Word Count: 1386
• Approx Pages: 6
• Grade Level: High School

By modifying the genes, scientists can alter the characteristics of an organism. ... For example, plant geneticists can isolate the gene responsible for draught tolerance and insert that gene into a different plant. ... Genes can also be transferred from non-plant organisms to plant organisms. ... Need something Plant biologists are currently working on creating plants that would be resistant to many viruses and bacteria. ... The EPA evaluates GM plants for environmental safety, the USDA evaluated whether the plant is safe to grow, and the FDA evaluates whether the plant is safe to eat. ...

• Word Count: 1378
• Approx Pages: 6

VIRUS Virus- a microscopic particle that invades the cells of plants, animals, fungi, and Bacteria. Are viruses really alive? They do have some characteristics of a living thing. Viruses have genetic material, and they are able to evolve. But viruses are not made of cells, they cannot mak...

• Word Count: 184
• Approx Pages: 1
• Grade Level: High School

Natural pesticides originate from venom of animals [for example snakes], and plants [for example nicotine]. ... Chemicals taken from plants and animals create a much lower risk for humans and ecosystems because they are natural and are not harmful to the environment. ... For many years, pesticides have been used to aid plant resistance, cultural, mechanical and biological tactics in an incorporated pest management system to fight off against destructive pests. Pesticides can be toxic to man, animals and plants of improperly used. ... Many characteristics that had not been considered necessary ...

• Word Count: 941
• Approx Pages: 4
• Grade Level: Undergraduate

He then allowed all of the green F1 plants to self-pollinate. ... About 3/4 of the F2 plants had green pods and about 1/4 had yellow pods. ... A C-Fern sporophyte is a regular diploid plant. ... The sporophyte can also have normal or mutant characteristics just like the gametophyte. ... The genotype of this plant was Cp/cp. ...

• Word Count: 994
• Approx Pages: 4