The pacemaker can be the normal "natural" pacemaker of the heart or it can be an electronic device. Definition for Apex predator. Medical Definition of Apex. Most people chose this as the best definition of apices: The definition of apices... See the dictionary meaning, pronunciation, and sentence examples. A solute is a substance that can be dissolved by a solvent to create a solution.A solute can come in many forms. The final level is a carnivore often called the top or apex predator - in this example, a perch. A bulbâs fleshy leaves function as food reserves during unfavorable conditions, such as winter or drought. adj., adj biolog´ic, biolog´ical. What is the meaning of leaf apex? Helium; Video games. Apex, by Canadian heavy metal band Unleash the Archers; Apex (band), a Polish heavy metal band Apex (musician) (1981â2017), British drum and bass music producer and DJ The Apex Theory, the former name of the alternative rock band Mt. The apical portion of the stem is called âShoot Apexâ and that of the root is called âRoot Apexâ. 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. Apex predators are those animals that have no natural predators and because of this, it lies at the top of the food chain. Food Web Definition . 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. Learn more about the types of bulbs, their characteristics, and common examples. The root apex of pteridophyte is illustrated below taking the example of small aquatic fern Azolla (Fig. Apex definition, the tip, point, or vertex; summit. Definition - What does Apex mean? Since biology concerns life, producers and consumers are living things, or organisms. See more. What are synonyms for leaf apex? for food and other resources. 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. Bulb, a modified stem that is the resting stage of certain seed plants, particularly perennial monocotyledons. How do you use leaf apex in a sentence? Pacemaker: A system that sends electrical impulses to the heart in order to set the heart rhythm. They convert it into energy and nutrients. In his first lecture, Dr. James Estes goes over concepts that can be used to understand the effects of apex predators on their environment. Mountain Lions, Polar Bears, Orcas and Large sharks are all considered Apex as they dont have to worry about another animal eating them. 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 â for example, wolves prey mostly upon large herbivores (primary consumers), which eat plants (primary producers). 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. Learn more. 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). molecular biology study of molecular structures and events underlying biological processes, including relation between genes and the functional characteristics they determine. In botany, apex refers to the highest point or vertex of a plant stem or root. The apex of the lung is indeed its tip- its rounded most superior portion. apex definition: 1. the highest point or top of a shape or object: 2. the highest point or most successful part ofâ¦. See more. The Detritivores or decomposers are the organisms that consume dead animals and plant material. root apex synonyms, root apex pronunciation, root apex translation, English dictionary definition of root apex. Other articles where Top carnivore is discussed: mesopredator release: â¦lotor), are typically outcompeted by top carnivores, such as wolves (Canis lupus) and cougars (Puma concolor). Types. Conclusion Definition Biology â Is it a Scam? 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. This stunningly designed system â¦ 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 â¦ Antonyms for apex include nadir, bottom, depths, base, lowest point, rock bottom, zero, all-time low, pits and depths of despair. A term shoot is generally interchangeable with the stem, as it constitutes the major part of the shoot system. Food chain definition biology. The fifth tropic level contains Apex Predators. How to use apex predator 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. Solute Definition. Apex. The solvent, or substance that dissolves the solute, breaks the solute apart and distributes the solute molecules equally. Biology (Single Science) Community level systems. Shoot system of the plant is an outgrowth originates from the plumule of the seedâs embryo, above the ground. 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's when a particular individual/organism permanently moves from one area to another thus affecting the new population it has entered. Parts of a Leaf 3. Find the help you need with your biology homework! The apex of the lung is indeed its tip- its rounded most superior portion. Define root apex. Apex predator definition is - a predator at the top of a food chain that is not preyed upon by any other animal. 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. It can be gas, liquid, or solid. You might have heard the old saying that biology is merely applied chemistry, chemistry is simply applied physics, and physics is merely applied math. He is considered one of the founders of modern ecology and his book is a seminal work. This set is often in folders with. Apex (tournament), a fighting game tournament focusing on Super Smash Bros. APEX, a 2003 video game for the Xbox ... 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). From Biology Forums Dictionary. The shoot apex is where fresh stems, leaves, and other parts of a â¦ Find more opposite words at wordhippo.com! apex of the heart: the lowest superficial part of the heart, formed by the inferolateral part of the left ventricle. biology [bi-ol´o-je] scientific study of living organisms. 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 is normally green in colour and manufactures food for the whole plant. 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. If at any moment you have any questions, concerns or simply plain curiosities, please donât writer help be afraid to ask. Producers make the food for the rest of us, and since we consume that food, we're called consumers. Trophic Level Definition. Biology. What is the definition of leaf apex? Examples of apex consumer in the following topics: Biological Magnification. Access answers to several hundred biology questions, carefully explained and easy for you to understand. The morphology and physiology of the shoot system are more complex than the root system of the plant. Definition of a Leaf 2. 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