"bilaterian" Pronounce,Meaning And Examples
"bilaterian" Natural Recordings by Native Speakers
"bilaterian" Meaning
A bilaterian is an animal with a bilateral symmetry, meaning its body can be divided into two mirror-image halves along a vertical axis. This includes most animals, such as humans, fish, insects, and reptiles, as opposed to animals with radial symmetry, like starfish or jellyfish. Bilaterians have a distinct head-tail orientation and a front and back end, which often allows for more complex movement and behavior.
"bilaterian" Examples
1. Definition: A bilaterian is an animal with bilateral symmetry, meaning its body can be divided into two symmetrical halves along a vertical plane.
- "Most vertebrates, including humans, are bilaterians, as they have a distinct head and tail end and a left and right side."
2. Evolutionary significance:
- "Bilaterians represent a significant evolutionary step from more primitive organisms, as their body plan allowed for greater complexity and coordinated movement."
3. Comparison with other groups:
- "Unlike radial symmetric creatures like jellyfish, bilaterians exhibit a more advanced level of organization, enabling them to navigate their environment more effectively."
4. Ecological roles:
- "Bilaterians occupy a wide range of ecological niches, from burrowing worms to flying insects and marine predators, demonstrating the adaptability of this body plan."
5. Developmental biology:
- "During embryonic development, bilaterians undergo gastrulation, a process that forms a three-layered germ disc, which gives rise to the different tissues and organs in the organism."
"bilaterian" Similar Words
Bilalo
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Bilamellate
The word "bilamellate" is an adjective that refers to something having two thin, flat layers or plates, resembling a double layer of a membrane or a structure composed of two laminae. It often describes the arrangement or structure of certain biological tissues or cells.
Bilaminar
"Bilaminar" refers to something composed of or having two layers. It is often used in biological or medical contexts to describe the arrangement of cells or tissues that form two distinct sheets or layers. For example, during early embryonic development, the gastrula has a bilaminar structure with an outer layer (ectoderm) and an inner layer (endoderm).
Bilateral
Bilateral refers to something involving or affecting two sides or parties equally, often in a relationship, agreement, or interaction. It suggests a mutual engagement or collaboration between two entities, whether they are countries, organizations, or individuals.
Bilateralism
Bilateralism refers to a type of relationship or cooperation between two countries or parties where they work together on issues of mutual interest. It involves direct negotiations, agreements, and interactions between the two sides, focusing on specific areas such as trade, diplomacy, security, or cultural exchange. Bilateral relationships are distinct from multilateralism, which involves multiple countries working together in a collective effort.
Bilaterality
Bilaterality refers to the quality or state of involving two sides or parties, often implying symmetry or equal partnership. It can be used in various contexts such as diplomacy (bilateral agreements between countries), anatomy (structures that are paired on both sides of the body), or relationships where cooperation and coordination occur between two entities.
Bilaterally
"Bilaterally" refers to something that involves or affects both sides or parties equally, often in a symmetrical manner or in terms of diplomatic or contractual agreements between two nations or entities. It can also denote a characteristic or action that occurs or functions in a coordinated manner on both sides of the body, as in "bilaterally symmetrical" organisms.
Bilateria
Bilaterian refers to an organism that has a bilateral symmetry, meaning its body can be divided into two mirror-image halves along a vertical axis. This is a characteristic of most animals, including humans, where the left and right sides are roughly symmetrical. The term is often used in biology to distinguish organisms with this type of symmetry from those with other forms, such as radial symmetry found in echinoderms like starfish.
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