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Essential Words Needed for the GRE - Scientifically Speaking
Here you will learn some English words about science, such as "antigen", "clone", "lymph", etc. that are needed for the GRE exam.
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botany
[noun]
the scientific study of plants, their structure, genetics, classification, etc.
clone
[noun]
a cell or a group of cells created through a natural or artificial process from a source that they are genetically identical to
fetus
[noun]
an offspring of a human or animal that is not born yet, particularly a human aged more than eight weeks after conception
gene pool
[noun]
all of the genes that are available within breeding populations of a particular species of animal or plant
lymph
[noun]
a colorless liquid consisting of white blood cells that helps to prevent infections from spreading
neurotransmitter
[noun]
a chemical substance that transmits messages from a neuron to another one or to a muscle
specimen
[noun]
a representative or characteristic sample that is examined or analyzed to gain insights or understanding of a particular group or category
to secrete
[verb]
(of a cell, gland, or organ) to produce and release a liquid substance in the body
propagation
[noun]
the process of natural multiplication; representing the expansion of a population over time
pigmentation
[noun]
the natural coloring of tissues, surfaces, or structures; contributing to the characteristic hues or tones observed in animals, plants, or human beings
nucleus
[noun]
(biology) the part of a cell that contains most of the genetic information
metabolism
[noun]
the chemical processes through which food is changed into energy for the body to use
carbon dating
[noun]
a method used for measuring how old an organic material is by calculating the amount of carbon they contain
cybernetics
[noun]
the study of how communication and control work in living organisms and machines, focusing on information flow, feedback, and system regulation
aerodynamics
[noun]
the study of the behavior of air as it interacts with solid objects, particularly the flow of air around and through objects, and the effects of this interaction on the objects
thermal
[adjective]
related to heat or temperature, including how heat moves, how materials expand with temperature changes, and the energy stored in heat
refraction
[noun]
the bending of the wave's path as it passes from one medium to another; caused by a change in its speed or direction
particle
[noun]
(physics) any of the smallest units that energy or matter consists of, such as electrons, atoms, molecules, etc.
nuclear fission
[noun]
the process or action of splitting a nucleus into two or more parts resulting in the release of a significant amount of energy
nuclear fusion
[noun]
(physics) the reaction in which two nuclei join together and produce energy
isotope
[noun]
each of two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons in their nuclei, leading to variation in atomic mass
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