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Level 9

UNIT 9


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environment
the air, water, and land in or on which people, animals, and plants live
identify
to recognize someone or something
offspring
a person's children or the young of an animal
diversity
a variety of things that are different from each other
traits
things one gets from one's parents, such as eye color
reproduce
to produce young animals or plants
adapt
to change something to suit different conditions or uses
species
a certain kind of animal or plant
process
a series of actions that you take in order to achieve a result
inherit
to be born with the same physical or mental characteristics as one of your parents or grandparents
argue
to speak angrily to someone
aware (of)
knowing that something exists, or having knowledge or experience of a particular thing
classify
to divide things into groups according to their type
controversial
causing disagreement or discussion
gene
a part of the DNA in a cell that controls the physical development, behaviour, etc. of an individual plant or animal and is passed on from its parents
sample
a small amount of something that shows you what the rest is or should be like
sequence
a series of related things or events, or the order in which they follow each other
substance
material with particular physical characteristics
technique
a way of doing an activity that needs skill
variation
a change in amount or level