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  • Science
    The three most recent geologic era include Cenozoic (also known as the age of mammals), Mesozoic (also called the age of reptiles), and Paleozoic, with Cenozoic being the current era. All these...

    Asked by beehernandez143 on via iOS

    1 educator answer

  • Science
    I am assuming that you are referring to the production of nitrogen gas by thermal decomposition of sodium azide as per the following chemical reaction: `2NaN_3 -> 2Na + 3N_2` In this reaction,...

    Asked by sevdrum on via web

    1 educator answer

  • Science
    The carbon, nitrogen, and phosphorous cycles are biogeochemical cycles that represent the movement of these elements (and their chemicals) through the biotic and abiotic components of our Earth....

    Asked by user1443626 on via web

    1 educator answer

  • Science
    I believe that this question is asking about some kind of biological advantage that having a fragrance can give a flower vs. some kind of romantic advantage. Flowers are part of a plant's...

    Asked by ouanzinrhossy on via web

    1 educator answer

  • Science
    Al living organisms use the process of respiration for generating ATP molecules (which serve as the energy currency in the living beings) and carrying out various operations. Plants also use the...

    Asked by user6351598 on via web

    1 educator answer

  • Science
    Intraspecific and interspecific competition are terms we use when talking about biology and ecology. Both refer to situations in which organisms are competing for the same resources in nature....

    Asked by sejaljain1515 on via iOS

    1 educator answer

  • Science
    In terms of the end result, cytokinesis in plants and animals is the same. The cells that have been undergoing cell division through mitosis are now separated, and each cell is an individual cell...

    Asked by iraqibiologists on via iOS

    1 educator answer

  • Science
    This is a massive question with a lot of unknowns about the future of possible climate change solutions. As the question states, the world has done quite a bit to introduce legislation that...

    Asked by nhantaitran95 on via web

    1 educator answer

  • Science
    Dissolving of sugar in water is considered a physical change. Even though the appearance has changed (from white crystals to invisible in the water) and the phase has changed, from solid to...

    Asked by enotes on via web

    1 educator answer

  • Science
    Dogs do not lay eggs. Instead, they are classified as mammals and give birth to live young. When females become sexually mature, they can become pregnant. They have an estrous cycle, whereby...

    Asked by enotes on via web

    1 educator answer

  • Science
    One of the first steps in writing an article is the selection of the topic. Ideally, one should select a topic that really interests him/her. When it comes to the environment, one can write about a...

    Asked by enotes on via web

    1 educator answer

  • Science
    Bacteria are everywhere, and about 95% of bacteria are completely harmless to humans. This means that 5% of bacteria are pathogenic to humans, while the remaining portion are either helpful to...

    Asked by enotes on via web

    1 educator answer

  • Science
    Based on the wording of the question, it appears that you can suggest multiple possible reasons as to why you think a small desert animal finds a greater benefit from triglycerides as energy...

    Asked by user458253 on via web

    1 educator answer

  • Science
    My recommendation for this particular essay is that you essentially write about a journey through the digestive system. You can be analytical about this—or if your teacher permits it, you could...

    Asked by tg24krich on via web

    1 educator answer

  • Science
    Contour maps can be intimidating to look at. A helpful trick is to find two index contours that are somewhat spaced apart, in order to count how many contour lines are between the two index...

    Asked by user1766234 on via web

    1 educator answer

  • Science
    Both the geocentric model and the heliocentric model are explanations as to how the solar system (or the universe at the time) is organized. The geocentric model was proposed by Ptolemy during the...

    Asked by user5811840 on via iOS

    1 educator answer

  • Science
    Different names are sometimes used for the different forms of energy, so I’m going to include some explanation to make sure there’s no confusion. Thermal energy is the energy of motion of the...

    Asked by bluesaleem2005 on via iOS

    1 educator answer

  • Science
    An electronic excited state of an atom refers to any electronic state above the ground state, and there is not just one such state but many. Let us start by defining the electronic ground state,...

    Asked by harryal on via web

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  • Science
    This is a great question, and you are on the right track because you realize that the difference is about context. Let me help clarify some of the details. The short version is that core charge is...

    Asked by harryal on via web

    1 educator answer

  • Science
    Weight is a measure of gravitational force. What this means is that your weight depends on how hard you and a planet are pulling toward each other. If a planet has stronger gravity, it pulls you...

    Asked by enotes on via web

    1 educator answer

  • Science
    A child's blood group (also known as blood type) is dependent on the blood group of his/her parents. The possible blood groups are A, B, AB, and O. Since there are 4 possible blood types of the...

    Asked by enotes on via web

    1 educator answer

  • Science
    Scientists now believe that birds might have evolved from dinosaurs in a way that involved gradual changes over time rather than large, sudden genetic changes. This is the idea of gradualism, or...

    Asked by chanman15 on via web

    1 educator answer

  • Science
    Whether an atom typically gains or loses electrons has to do with how many electrons it has in its outermost electron level. These electrons are called valence electrons. A simple rule of thumb is...

    Asked by dkd218539 on via iOS

    1 educator answer

  • Science
    The process through which instructions are copied from the DNA to the mRNA is referred to as transcription. Transcription is the first part of the two-step process of protein synthesis that takes...

    Asked by enotes on via web

    1 educator answer

  • Science
    Fossil fuels have resulted from the anaerobic decomposition of the organisms that died millions of years ago. The dead organisms (including plants and animals) were covered by layers of sediments...

    Asked by safiyaalameddine93 on via iOS

    1 educator answer

  • Science
    New elements are synthesized by the highly energetic collisions between nuclei of different elements that may result in the generation of nuclei with a higher atomic number. Particle accelerators...

    Asked by dgfelix04 on via iOS

    1 educator answer

  • Science
    Mitosis is defined as nuclear division, meaning that at the end of the four phases of mitosis, there will be two nuclei and the cell will be preparing to divide into two by cytokinesis. In...

    Asked by galluccigabby on via iOS

    1 educator answer

  • Science
    "The Ring of Fire" is the name given to a series of volcanoes in the Pacific Ocean. This is a horse-shoe shaped area and has a length of about 40,000 km. This region is famous for earthquakes and...

    Asked by enotes on via web

    1 educator answer

  • Science
    Based on the "compare" wording of the question, I am assuming that the answer should provide more similarities than differences between the vascular system of plants and the circulatory system of...

    Asked by user8080778 on via iOS

    1 educator answer

  • Science
    Arthritis is a health condition that adversely affects our joints and is typically manifested as stiffness and pain in our joints. Arthritis can mean any of a number of diseases, including...

    Asked by crazy2kats on via web

    1 educator answer

  • Science
    Plants, or members of the kingdom Plantae, share several characteristics. Most importantly, from the point of view of life on Earth, they are photosynthetic autotrophs: they make their own food...

    Asked by layxpaulino on via iOS

    1 educator answer

  • Science
    The two more commonly believed historical models of the universe include the geocentric model and the heliocentric model. The main difference between these two models is which heavenly body lies at...

    Asked by enotes on via web

    1 educator answer

  • Science
    There are a number of theories that attempt to explain the origin of our universe, however, the Big Bang Theory is the most commonly accepted model. According to the Big Bang model of our universe,...

    Asked by enotes on via web

    1 educator answer

  • Science
    A good fuel may have one or more of the following characteristics: High calorific value: it should be able to generate a high amount of heat per unit mass (or volume). That would enable generation...

    Asked by kkmarcel24 on via iOS

    1 educator answer

  • Science
    Minerals are connected to the Big Bang in the same way you and (almost) everything else is. To understand this connection, we simply need to understand what the Big Bang theory is.The Big Bang...

    Asked by user1465014 on via web

    1 educator answer

  • Science
    The process mentioned in the question is known as the action potential.Let us describe the process in a typical neuron. Most animal cells are electrically polarized. The voltage difference is...

    Asked by stupidphone701 on via web

    1 educator answer

  • Science
    Crops require more water during the summer season because this is their active growing season and because they are losing more water due to the increased temperatures and prolonged daylight. Most...

    Asked by enotes on via web

    1 educator answer

  • Science
    Atomic mass is extremely important in chemistry because it is the connection between mass, which we can measure in the laboratory, and moles, which are numbers of atoms. Most of what we study in...

    Asked by user3100270 on via web

    1 educator answer

  • Science
    I suppose to be entirely accurate, yes, a blue moon is actually blue; however, the modern day usage of "blue moon" isn't referring to a blue-colored moon. As we use it today, the phrase "once in a...

    Asked by enotes on via web

    1 educator answer

  • Science
    The best answer to this question is "it depends." It depends on the magnification power of the light microscope and the size of the mitochondria that you are trying to look at. Mitochondria can...

    Asked by enotes on via web

    1 educator answer

  • Science
    Almost all the elements combine to form compounds, although the reactivity may vary from element to element. These combinations take place because almost all the elements are unstable. This...

    Asked by centaine on via web

    1 educator answer

  • Science
    A control is used, in any experimentation, to check whether the obtained result is due to the test variable (a condition that is varied) or not. Both the positive and the negative controls are used...

    Asked by cosetteworkman on via web

    1 educator answer

  • Science
    There are a number of ways that carrying heavy bags can hurt or damage your hands, including sprain and strain injuries to the muscles, ligaments, and tendons of the hands and wrists. In addition,...

    Asked by Abi on via web

    1 educator answer

  • Science
    The prefix "bio-" refers to natural living organisms. Biotechnology is the practice of using and adapting living creatures to serve the needs of humans. Even the domestication of farm animals...

    Asked by kyaedwards19 on via iOS

    1 educator answer

  • Science
    Ethology and its associated theories all stress the importance of the inter-relatedness of biology and behavior. The main gist is that behavior is strongly influenced by biology. Additionally, the...

    Asked by juliebinca on via web

    1 educator answer

  • Science
    In simplest terms, cell division is the process by which a parent cell divides into two or more daughter cells. Thus, the simplest answer to the question is two or more daughter cells are produced...

    Asked by enotes on via web

    1 educator answer

  • Science
    This question almost certainly refers to the boundaries between lithospheric plates, also called tectonic plates. The outermost, solid part of the Earth is called the lithosphere. Large regions of...

    Asked by adarby97 on via web

    1 educator answer

  • Science
    Charles Darwin (1809-1892) first proposed the idea of evolution, which says that species of living things change over time. Darwin focused on the effect that environmental conditions have on the...

    Asked by user6189708 on via iOS

    1 educator answer

  • Science
    Several different kinds of energy interact when a fuel is burned, or combusted, as in a campfire. A typical campfire uses wood, possibly with leaves, pine needles and cones, and other forest...

    Asked by lmairata091072 on via iOS

    1 educator answer

  • Science
    I am going to assume that this question refers to the final part of the scientific name. That would be the genus and species name. The rules regarding how to write these names are very specific....

    Asked by sariyahwigfall on via iOS

    1 educator answer

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