General Biology: Definitions and explanations page 14 PDF | Download eBooks
Learn general biology terms with definitions and explanations, biology terminologies (Page 14) for biology degree programs.
- What is Vegetative reproduction?
Vegetative reproduction is also known as vegetative propagation, vegetative multiplication or vegetative cloning. it is any ... - What is Stock?
Grafting and budding are horticultural techniques used to join parts from two or more plants so ... - What is Scion?
Grafting and budding are horticultural techniques used to join parts from two or more plants so ... - What is Transgenic?
The term transgene describes a segment of dna containing a gene sequence that has been isolated ... - What are Biofuels?
A biofuel is a fuel that is produced through contemporary biological processes, such as agriculture and ... - What is Biomass?
Biomass is plant or animal material used for energy production, heat production, or in various industrial ... - What is Etiolation?
Etiolation is a process in flowering plants grown in partial or complete absence of light. it ... - What is De-etiolation?
De-etiolation, is a series of physiological and biochemical changes a plant shoot undergoes when emerging from ... - What are Second messengers?
Second messengers are molecules that relay signals received at receptors on the cell surface - such ... - What is Auxin?
Auxin has multiple functions. it stimulates stem elongation (low concentration only) promotes the formation of lateral ... - What are Cytokinins?
Cytokinins help regulate cell division in shoots and roots, modify apical, dominance and promote lateral bud ... - What are Gibberellins (GA)?
Ga stimulate stem elongation, pollen development, pollen tube growth, fruit growth, and seed development and germination, ... - What is Abscisic Acid?
Aba has several functions. it inhibits growth, promotes stomatal closure during drought stress, promotes seed dormancy ... - What is Ethylene?
Ethylene is a gas hormone and promotes ripening of many types of fruit, leaf abscission, and ... - What are Brassinosteroids?
Promote cell expansion and cell division in shoots; promote root growth at low concentrations, inhibit root ... - What are Jasmonades?
Regulate a wide variety of functions, including fruit ripening, floral development, pollen production, tendril coiling, root ... - What are Strigolactones?
Promote seed germination, control of apical dominance, and the attraction of mycorrhizal fungi to the root. ... - What is Tropism?
A tropism is a phenomenon that indicates growth or turning movement of a biological organism, which ... - What is Phototropism?
Phototropism is the growth of an organism in response to a light stimulus. phototropism is most ... - What are Expansins?
Expansin refers to a family of closely related nonenzymatic proteins found in the plant cell wall, ... - What is Triple response?
Ethylene is a phytohormone which is produced in the plant under the conditions of mechanical stress. ... - What is Senescence?
Senescence or biological aging is the gradual deterioration of functional characteristics. the word senescence be used ... - What is Photomorphogenesis?
Photomorphogenesis is light-mediated development, where plant growth patterns respond to the light spectrum. this is a ... - What is Action spectrum?
An action spectrum is a graph of the rate of a physiological activity plotted against wavelength ... - What are Phytochromes?
Phytochromes are a class of photoreceptor in plants, bacteria and fungi use to detect light. they ... - What is Photoperiodism?
Photoperiodism is the physiological reaction of organisms to the length of day or night. it occurs ... - What are Circadian rhythms?
A circadian rhythm is a roughly 24 hour cycle in the physiological processes of living beings, ... - What are Long day plants?
Some plants require only a short night to flower. these are termed as long day plants. ... - What are Short day plants?
A plant that requires a long period of darkness, is termed a "short day" or a ... - What are Day neutral plants?
Some plants form flowers regardless of day length. botanists call these "day neutral" plants as they ... - What is Vernalisation?
Vernalization is the induction of a plant's flowering process by exposure to the prolonged cold of ... - What is Florigen?
Florigen is also called the or flowering hormone and is the hypothesized hormone-like molecule responsible for ... - What is Gravitropism?
Gravitropism is also known as geotropism, and is a coordinated process of differential growth by a ... - What are Statoliths?
Statocytes are cells thought to be involved in gravitropic perception in plants, located in the cap ... - What is Thigmomorphogenesis?
Thigmomorphogenesis is the response by plants to mechanical sensation by altering their growth patterns. in the ... - What is Thigmotropism?
Thigmotropism is a directional growth movement which occurs as a mechanosensory response to a touch stimulus. ... - What is Abiotic stress?
The biotic stress is the negative impact of non-living factors on the living organisms in a ... - What is Biotic stress?
Biotic stress is stress that occurs as a result of damage done to an organism by ... - What is Heat shock proteins?
Heat shock proteins are a family of proteins that are produced by cells in response to ... - What is Pathogen-associated molecular patterns (PAMPs)?
These molecules can be referred to as small molecular motifs conserved within a class of microbes. ... - What is Hypersensitive response?
The hypersensitive response (hr) is a mechanism, used by plants, to prevent the spread of infection ... - What is Systemic acquired resistance?
Systemic acquired resistance is a resistance response that occurs following an earlier localized exposure to a ... - What is Herbivores?
A herbivore is an animal anatomically and physiologically adapted to eating plant material, for example foliage ... - What is Anatomy?
Anatomy is the branch of biology concerned with the study of the structure of organisms and ... - What is Physiology?
Physiology is the scientific study of the functions and mechanisms which work within a living system. ... - What is Interstitial fluid?
The interstitial fluid and the plasma make up about 97% of the extra cellular fluid, and ... - What is Digestive system?
The human digestive system consists of the gastrointestinal tract plus the accessory organs of digestion (the ... - What is Circulatory system?
He circulatory system, also called the cardiovascular system or the vascular system, is an organ system ... - What is Respiratory system?
The respiratory system (also respiratory apparatus, ventilatory system) is a biological system consisting of specific organs ... - What is Immune and lymphatic system?
Body defense (fighting infections and cancer). ... - What is Excretory System?
The excretory system is a passive biological system that removes excess, unnecessary materials from the body ... - What is Endocrine System?
Endocrine system is responsible for the coordination of body activities such as digestion and metabolism. the ... - What is Reproductive System?
The reproductive system consists of a system of an organism which works together for the purpose ... - What is Nervous system?
The nervous system is the part of an animal that coordinates its actions by transmitting signals ... - What is Integumentary system?
The integumentary system comprises the skin and its appendages acting to protect the body from various ... - What is Skeletal System?
The skeleton is the body part that forms the supporting structure of an organism. it can ... - What is Muscular System?
The muscular system is an organ system consisting of skeletal, smooth and cardiac muscles. it permits ... - What is Epithelial tissue?
Epithelium is one of the four basic types of animal tissue, along with connective tissue, muscle ... - What is Stratified squamous epithelium?
A stratified squamous epithelium consists of squamous (flattened) epithelial cells arranged in layers upon a basal ... - What is Cuboidal epithelium?
Cuboidal epithelium has cells whose height and width are approximately the same (cube shaped). the cell ...