252 results found

Search Results for: work

Work

work (Science: chemistry) energy transferred by mechanical means, force acting over a distance. For chemical systems the... Read More

Regulation of Organic Metabolism, Growth and Energy Balance

Organic Metabolism Events of Absorptive and Post-absorptive States. The absorptive state is the period during which... Read More

Anatomy

Anatomy Definition Often we hear the term 'anatomy' while learning about the body and how it works. What is anatomy? What... Read More

Biochemistry & Molecular Biology of Plants

Biochemistry & Molecular Biology of Plants     ... Read More

Public Engagement: Rising Expectations in the Digital Age

Gone are the simpler days where scientists could isolate and focus solely on their work, engaging exclusively with other... Read More

Taxonomy

Taxonomy Definition The term "taxonomy" was developed from two Greek words, "taxis," meaning arrangement, and "nomia,"... Read More

Botany

Botany is a highly diverse subject that encompasses several aspects of plants. When the question pops up, “what is a... 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

Mendel’s Law & Mendelian Genetics

Reviewed by: Mary Anne Clark, Ph.D. The previous tutorial, Dominance, has described Gregor Mendel’s law of... Read More

Ganglion

Ganglia Definition What are ganglia? To simply define ganglia in biology, it is the structure of an oval shape that... Read More

Energy

Reviewed by: Todd Smith, PhD Definition noun, plural: energies (1) The capacity for work. (2) The ability to... Read More

Chronobiology

Chronobiology Definition Chronobiology is a branch of biology that studies time-related phenomena (e.g., biological... Read More

Energy coupling

What is Energy Coupling? Work, whether it be physical or biological, requires energy to be expended. In biological... Read More

Ganglia

Ganglia Definition What are ganglia? To simply define ganglia in biology, it is the structure of an oval shape that... Read More

Metamerism

Metamerism Definition Metamerism is the repetition of homologous body segments. This type of development can be seen in the... Read More

Petrified Wood : The World of Fossilized Wood, Cones, Ferns, and Cycads

Petrified Wood : The World of Fossilized Wood, Cones, Ferns, and Cycads ... Read More

Positive feedback

Positive Feedback Definition Each mechanism of the body like temperature, blood pressure, and levels of specific nutrients... Read More

Autocrine signaling

Autocrine Signaling Definition What is autocrine signaling? Autocrine signaling is a type of cell signaling wherein a cell... Read More

Predation

In ecology, predation is a mechanism of population control. Thus, when the number of predators is scarce the number of... Read More

Physiological Homeostasis

In animals such as ourselves, the internal environment of our bodies must have certain conditions within tolerable limits to... Read More

Class

Our earth is home to diverse groups of organisms. These living things exist in the ecosystem. Dating back to the ancient... Read More

In situ

When we talk about an experiment, human intervention, a protocol, or its step or any x, y, z call-of-action, it can be... Read More

Skeletal system

What is the Skeletal System? How to define a skeleton? The skeletal system is the main framework that gives your body its... Read More

Binomial nomenclature

Binomial Nomenclature Definition Binomial nomenclature is a binomial system of naming a species. A binomial name is... Read More

Incomplete dominance

Incomplete Dominance Definition After Gregor Mendel discovered inheritance laws, the term ''incomplete dominance'' was... Read More

Complete dominance

Complete Dominance Definition Genetics is the study of how traits are inherited by organisms and in what ways these... Read More

Dichotomous

Several English words are widely used across different fields of Science. One such term is dichotomous. We often use this... Read More

Archaea

Archaea is a group of prokaryotic life forms distinct from bacteria forming a separate domain of life. They possess... Read More

Additive genes

Definition noun Genes that code for the same function or trait and their effects work together on the... Read More

Involuntary muscle

A muscle act typically either under the control of the will or without conscious control. Muscles that can be controlled at... Read More

Synergistic effect

Synergistic Effects Definition In biology, synergistic effects are the effects when chemical substances or biological... Read More

Genetic Control – On and Off Genes

Reviewed by: Mary Anne Clark, Ph.D. This lesson looks at the various factors involved that affect growth and... Read More

Independent Assortment

Independent Assortment Definition Independent assortment refers to the genes or alleles that sort into the newly formed... Read More

Chlorophyll

Why are most plants green? Have you ever had the same question? Perhaps, you’ve been told that the plants are green... 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

Tools and Methods for Data Collection in Ethnobotanical Studies of Homegardens

Tools and Methods for Data Collection in Ethnobotanical Studies of Homegardens CHRISTIAN R. VOGL BRIGITTE VOGL-LUKASSER... Read More

Organization

Organization Definition The meaning of the term "organization" is very simple. It means the state wherein things are... Read More

Light-independent reaction

The process of photosynthesis is a biological procedure in which plants produce oxygen and energy (sugar) by using light... Read More

Mitochondrial DNA – hallmark of psychological stress

We often hear that stress can be unsettling as it could make us ill when it becomes chronic and overwhelming. However, is... Read More

Biology

Biology Definition Biology is the branch of science that primarily deals with the structure, function, growth, evolution,... Read More