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Search Results for: lacks

Cell wall

The cell is the structural, functional, and biological unit of all organisms. It is a membrane-bound structure containing... Read More

Smooth endoplasmic reticulum

Smooth Endoplasmic Reticulum Definition Smooth endoplasmic reticulum (sER) is (a part of) endoplasmic reticulum that is... Read More

Smooth muscle

The smooth muscle can be described as a type of muscle in the human body that is non-striated and involuntary in action.... Read More

Non-living thing

A non-living thing in biology means any form without life, such as an inanimate body or object. Compared with the entity... Read More

Lacks

Lack 1. Blame; cause of blame; fault; crime; offense. 2. Deficiency; want; need; destitution; failure; as, a lack of... Read More

Cell

A cell is a membrane-bound structure that occurs as a functional independent unit of life (such as in unicellular organisms,... Read More

Endomembrane system

Ever wondered how biomolecules are made within the cell and then they are released outside the cell for use by the body?... Read More

Seed Plants

There are two main subdivisions of seed plants—the ones without covered seeds, the gymnosperms, and the ones with covered... Read More

Carbon

Carbon is one of the chemical elements found in nature. A chemical element refers to the pure substance of one type of atom.... Read More

Synapomorphy

Definition noun, plural: synapomorphies An advance character state shared among two or more taxa inherited from the most... Read More

Moraxella bovis

Definition Noun A gram-negative non-motile coccobacillus and highly opportunistic aerobic bacterium involved in Bovine... Read More

Anhidrosis

Definition noun, plural: anhidroses A pathological condition characterized by the inability to sweat... Read More

Plastid

Definition noun, plural: plastids A double membrane bound organelle involved in the synthesis and storage of food, and is... Read More

Polygenic inheritance

Polygenic inheritance refers to the kind of inheritance in which the trait is produced from the cumulative effects of many... Read More

Chondrichthyes

Definition noun A taxonomic class comprised of cartilaginous fish Supplement Chondrichthyes is taxonomic superclass of... Read More

Living things

Living Things Definition A living things pertains to any organism or a life form that possesses or shows the... Read More

Red algae

The red algae belong to the phylum Rhodophyta which literally was derived from the Greek word ῥόδον (rhodon), meaning... Read More

Primary phloem

Definition noun The type of phloem derived from the primary meristem during the development of a vascular... Read More

Dry mass

Definition noun (1) A reliable measure of the biomass (as opposed to fresh mass). (2) The dry matter of a sample or of an... Read More

Polymorphism

Polymorphism Definition The occurrence of two or more different forms or morphs in the population of a species is referred... Read More

Pseudoscience

Definition noun Any body of knowledge, methodology, belief, or practice purported to be scientific but which fails to comply... Read More

Actions of Caffeine in the Brain with Special Reference to Factors That Contribute to Its Widespread Use

IV. Actions of Caffeine on Brain Functions and Behavior Having discussed the molecular and neuronal actions of caffeine,... Read More

Siphosome

Definition noun, plural: syphosomes The region comprised of the feeding, reproductive, and defensive zooids in a... Read More

Diphyllobothrium latum

Definition noun Fish tapeworm that infests the intestine of its mamalian (including human) host Supplement Diphyllobothrium... Read More

Transcription (biology)

In biology, transcription is the process of transcribing or making a copy of the genetic information stored in a DNA strand... Read More

Community Patterns

By: Maria Victoria Gonzaga In the previous lesson, we learned what a population is, its attributes, and processes... Read More

Chromosome Mutations

Reviewed by: Mary Anne Clark, Ph.D. By nature, the genetic information from both parents is expected to be seen... Read More

Still Water Animals

Through millions of years of evolution, animals living in an aquatic environment have diversified to occupy the ecological... Read More

Muscle

Muscle cells are specialized to generate force and movement. There are three types of muscle tissue: (1) skeletal muscle,... Read More

Cell Structure

The interior of the cell is divided into the nucleus and the cytoplasm. The nucleus is a spherical or oval-shaped structure... Read More

Plant Cells vs. Animal Cells

Plant Cells Most cells are not visible with the naked eye. However, with microscopes of various types, plant cells can be... Read More

Degenerative disease

A degenerative disease is defined as a disease characterized by the worsening condition due to the deterioration of the... Read More

Nectophore

Definition noun, plural: nectophores The swimming bell in (the colony of) siphonophores Supplement The nectophores are the... Read More

Animal cell

An animal cell is the fundamental functional unit of life of animals. It is also the basic unit of reproduction. Animal... Read More

Glycolipid

Definition noun, plural: glycolipids A carbohydrate, usually an oligosaccharide, that is covalently linked to a lipid... Read More

Nucleobase

Definition noun plural: nucleobases (biochemistry) The base in the nucleic acid, e.g. purines and pyrimidines Details ... Read More

Inorganic salt

Definition noun, plural: inorganic salts A salt that lacks C-H bonds Supplement A salt is defined as the neutral ionic... Read More

Proplastid

Definition noun, plural: proplastids A small, colourless organelle that gives rise to a plastid (e.g. chloroplast,... Read More

Stratum lucidum

Definition noun The thin, clear layer of the epidermis comprised of keratinocytes filled with eleidin proteins, and occurs... Read More

Reducing sugar

Reducing Sugar Definition What is reducing sugar? The type of sugar that acts as the reducing agent and can effectively... Read More