Biology definition, the science of life or living matter in all its forms and phenomena, especially with reference to origin, growth, reproduction, structure, and behavior. Medical Author: William C. Shiel Jr., MD, FACP, FACR; Apex: The Latin word for summit, the apex is the tip of a pyramidal or rounded structure, such as the lung or the heart. It is normally green in colour and manu­factures food for the whole plant. The root apex of pteridophyte is illustrated below taking the example of small aquatic fern Azolla (Fig. See more. A solute is a substance that can be dissolved by a solvent to create a solution.A solute can come in many forms. ... and ending at apex predator species (like grizzly bears or killer whales), detritivores (like earthworms or woodlice), or decomposer species (such as fungi or bacteria). Biology (Single Science) Community level systems. In his first lecture, Dr. James Estes goes over concepts that can be used to understand the effects of apex predators on their environment. for food and other resources. Conclusion Definition Biology – Is it a Scam? The final level is a carnivore often called the top or apex predator - in this example, a perch. Access answers to several hundred biology questions, carefully explained and easy for you to understand. Aphasia. From Biology Forums Dictionary. The apex predators in food webs are typically large animals that feed on other species but have no predators themselves. Food chain definition biology. This set is often in folders with. Producers make the food for the rest of us, and since we consume that food, we're called consumers. Define root apex. Types. How to use apex predator in a sentence. molecular biology study of molecular structures and events underlying biological processes, including relation between genes and the functional characteristics they determine. Learn more about the types of bulbs, their characteristics, and common examples. The Detritivores or decomposers are the organisms that consume dead animals and plant material. 7.17) because it has been studied in details due to the presence of a conspicuous apical cell, prominent cell wall of derivative(s) of apical cell and the lineage of … Apex. Sperm cells are gametes (sex cells) that are produced in the testicular organ (gonad) of male human beings and animals.. Like the female gamete (oocyte), sperm cells carry a total of 23 chromosomes that are a result of a process known as meiosis. In botany, apex refers to the highest point or vertex of a plant stem or root. adj., adj biolog´ic, biolog´ical. Shoot system of the plant is an outgrowth originates from the plumule of the seed’s embryo, above the ground. They convert it into energy and nutrients. The shoot apex is where fresh stems, leaves, and other parts of a … Definition of a Leaf 2. One of the most important environmental consequences of ecosystem dynamics is biomagnification: the increasing concentration of persistent, toxic substances in organisms at each trophic level, from the primary producers to the apex consumers. The morphology and physiology of the shoot system are more complex than the root system of the plant. What is the meaning of leaf apex? Examples of apex consumer in the following topics: Biological Magnification. What is the definition of leaf apex? Find the help you need with your biology homework! It's when a particular individual/organism permanently moves from one area to another thus affecting the new population it has entered. Mountain Lions, Polar Bears, Orcas and Large sharks are all considered Apex as they dont have to worry about another animal eating them. The apex of the lung is indeed its tip- its rounded most superior portion. Apex, by Canadian heavy metal band Unleash the Archers; Apex (band), a Polish heavy metal band Apex (musician) (1981–2017), British drum and bass music producer and DJ The Apex Theory, the former name of the alternative rock band Mt. Most people chose this as the best definition of apices: The definition of apices... See the dictionary meaning, pronunciation, and sentence examples. The concept of a food web, previously known as a food cycle, is typically credited to Charles Elton, who first introduced it in his book Animal Ecology, published in 1927. root apex synonyms, root apex pronunciation, root apex translation, English dictionary definition of root apex. Biology. Apex predators are usually defined in terms of trophic dynamics, meaning that they occupy the highest trophic levels.Food chains are often far shorter on land, usually limited to being secondary consumers – for example, wolves prey mostly upon large herbivores (primary consumers), which eat plants (primary producers). The fifth tropic level contains Apex Predators. apex of the heart: the lowest superficial part of the heart, formed by the inferolateral part of the left ventricle. The apical portion of the stem is called ‘Shoot Apex’ and that of the root is called ‘Root Apex’. Apex definition, the tip, point, or vertex; summit. Parts of a Leaf 3. Medical Definition of Apex. The pacemaker can be the normal "natural" pacemaker of the heart or it can be an electronic device. Pacemaker: A system that sends electrical impulses to the heart in order to set the heart rhythm. Systems Biology of Organ Initiation at the Shoot Apex Jan Traas , Françoise Monéger Plant Physiology Feb 2010, 152 (2) 420-427; DOI: 10.1104/pp.109.150409 It can be gas, liquid, or solid. Apex predator definition is - a predator at the top of a food chain that is not preyed upon by any other animal. apex definition: 1. the highest point or top of a shape or object: 2. the highest point or most successful part of…. Definition - What does Apex mean? Find more opposite words at wordhippo.com! Learn more. Apex (tournament), a fighting game tournament focusing on Super Smash Bros. APEX, a 2003 video game for the Xbox How do you use leaf apex in a sentence? Shoot Apex vs Root Apex (Anatomical Difference between Shoot Apex and Root Apex- A Comparison Table) Apex is the growing terminal portions of the stem and roots in plants. What are synonyms for leaf apex? Solute Definition. A trophic level is the group of organisms within an ecosystem which occupy the same level in a food chain.There are five main trophic levels within a food chain, each of which differs in its nutritional relationship with the primary energy source.The primary energy source in any ecosystem is the Sun (although there are exceptions in deep sea ecosystems). The natural pacemaker of the heart is the sinus node, one of the major elements in the cardiac conduction system, the system that controls the heart rate. You might have heard the old saying that biology is merely applied chemistry, chemistry is simply applied physics, and physics is merely applied math. An apex predator, also known as an alpha predator or apical predator, is a predator residing at the top of a food chain upon which no other creatures prey. Trophic Level Definition. Since biology concerns life, producers and consumers are living things, or organisms. Apex predators are those animals that have no natural predators and because of this, it lies at the top of the food chain. See more. Bulb, a modified stem that is the resting stage of certain seed plants, particularly perennial monocotyledons. Helium; Video games. He is considered one of the founders of modern ecology and his book is a seminal work. In a typical food chain, plants are eaten by herbivores, which are then eaten by carnivores. The solvent, or substance that dissolves the solute, breaks the solute apart and distributes the solute molecules equally. If at any moment you have any questions, concerns or simply plain curiosities, please don’t writer help be afraid to ask. This stunningly designed system … Food Web Definition . Definition of a Leaf: The leaf is a flattened, lateral outgrowth of the stem in the branch, developing from a node and having a bud in its axil. C - Managing Excessive Heat, Greenhouse Planning: What Growers Need to Know, Beating Botrytis: How to Identify, Prevent & Treat a Common Crop Ailment, Moving on Over: Top Four Transplanting Mediums and Methods. Other articles where Top carnivore is discussed: mesopredator release: …lotor), are typically outcompeted by top carnivores, such as wolves (Canis lupus) and cougars (Puma concolor). Definition for Apex predator. Antonyms for apex include nadir, bottom, depths, base, lowest point, rock bottom, zero, all-time low, pits and depths of despair. The apex of the lung is indeed its tip- its rounded most superior portion. 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