36 results found

Search Results for: end plate

Miniature end plate potential

miniature end plate potential (Science: physiology) small fluctuations (typically 0.5 mV) in the resting potential of... Read More

End plate

End plate (Science: anatomy, physiology) The area of sarcolemma immediately below the synaptic region of the motor neuron in... Read More

Telophase

Telophase is the stage of cell division characterized by the decondensation of chromosomes, and the nuclear envelope... Read More

Metaphase

Metaphase Definition Metaphase is the third phase of mitosis after prophase and before anaphase. Mitosis is the process by... Read More

Cytokinesis

The cell cycle of eukaryotes is a cyclical series of biological events that certain asexual cells go through. The cell cycle... Read More

Eponychium

The eponychium is the layer present underneath the proximal nail fold that produces cuticles on the nail.... Read More

Sister chromatids

Sister Chromatids Definition Sister chromatids are defined as the two identical copies of a single replicated chromosome... Read More

Integumentary system

Integumentary System Definition The integumentary system is the outermost layer of the body. The animal body, in... Read More

Mitosis

Mitosis Definition What is mitosis? In biology, mitosis refers to the cellular process where a single cell divides... Read More

Nervous System

    THE is the most complicated and highly organized of the various systems which make up the human body. It is the... Read More

Sieve tube

Definition noun, plural: sieve tubes (botany) Any of the tubes in the phloem comprised of cells joined end-to-end through... Read More

Plant Tissues

Plants are composed of three major organ groups: roots, stems, and leaves. As we know from other areas of biology, these... Read More

Nail

nail 1. (Science: anatomy) The horny scale of plate of epidermis at the end of the fingers and toes of man and many apes.... Read More

Meiosis and Alternation of Generations

Review of Mitosis: Cell Cycle The cell cycle contains the process in which cells are either dividing or in between... 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

Face

Face 1. The exterior form or appearance of anything; that part which presents itself to the view; especially, the front or... Read More

Animal

Animal Definition An animal (plural: animals) refers to any of the eukaryotic multicellular organisms of the biological... Read More

Curare

Definition noun (1) Common name for the plant species, Strychnos toxifera (2) The substance containing the alkaloid... Read More

Chromosome

Chromosomes Definition Chromosomes are thread-like structures present in the nucleus of plant and animal cells. Chromosomes... Read More

Muscle

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

Subtelocentric chromosome

Definition noun, plural: subtelocentric chromosomes A chromosome whose centromere is placed near the end rather than the... Read More

Arm

Arm 1. The limb of the human body which extends from the shoulder to the hand; also, the corresponding limb of a monkey. 2.... Read More

Telocentric chromosome

Definition noun, plural: telocentric chromosomes A chromosome whose centromere is placed very close to the end of the... Read More

Prophase

Prophase is the first stage of mitosis; the very first step in this crucial process of the M-phase of the cell cycle. Now as... Read More

Dam

Dam 1. A female parent; used of beasts, especially of quadrupeds; sometimes applied in contempt to a human mother. Our sire... Read More

Sieve element

Definition noun (botany) A food-conducting cell in the phloem of vascular plants Supplement The phloem is the vascular... Read More

Hyaline cartilage

Hyaline Cartilage Definition Before we define hyaline cartilage, let us understand what cartilage is. What is cartilage? Is... Read More

Xylem vessel

Definition noun, plural: xylem vessels (botany) One of the tracheary elements of xylem that is characterized by being made... Read More

Labia

Labia Definition Often, when persons think of the female reproductive system, they think of the vagina. However, the female... Read More

Acrocentric chromosome

Definition noun, plural: acrocentric chromosomes A chromosome whose centromere is subterminal resulting in its q arms being... Read More

Agar

What Is Agar? Agar, also called agar agar, is a natural gelling agent derived from seaweed (specifically algae belonging to... Read More

Homologous chromosome

A homologous chromosome pertains to one of a pair of chromosomes with the same gene sequence, loci, chromosomal length, and... Read More

Fangs

Fang 1. (Science: zoology) The tusk of an animal, by which the prey is seized and held or torn; a long pointed tooth;... Read More

Cell division

Cell division is a biological process by which a parent cell duplicates its cell contents and divides to give rise to two or... Read More

Prophase I

Organisms all use mitosis to create more cells in the body. Meiosis, a similar process, is used in some organisms to undergo... Read More

Centrosome

Centrosome Definition What is a centrosome? The centrosome is considered to be the main microtubule-organizing... Read More