剑桥雅思17 - 学术类 - 测试2 - 阅读 - 第2段

the action or endeavor of trying to complete a task or achieve a goal, often one that is challenging

to change wild animals or plants for human use or cultivation

to grow plants or crops, especially for farming or commercial purposes

(of food) containing substances that are good for the growth and health of the body

to depend on someone or something for support and assistance

causing or involving a grand or fundamental change, particularly leading to major improvements

the complete set of genetic material of any living thing

(biochemistry) a chemical substance that carries the genetic information, which is present in every cell and some viruses

an organism's smallest unit, capable of functioning on its own

to cause something to change

a plant that is grown for food over large areas of land

pleasing and likely to arouse interest or desire

taking place or progressing faster than usual

the provided or available amount of something

not easily affected by external influences or forces

to destroy something completely

safe or suitable for consumption as food

a tall plant growing in Central America that produces yellow seeds, which are used in cooking

(biology) a change in the structure of the genes of an individual that causes them to develop different physical features

a distinguishing quality or characteristic, especially one that forms part of someone's personality or identity

the presence of a variety of distinct characteristics within a group

a genetic variant or subtype of a microorganism, typically within a species, that possesses distinct characteristics from other members of the same species

to find a solution to a problem, often through analysis, experimentation, or mathematical calculation

introduce anew

from the point at which something began

a part of a living organism that is made up of cells and is designed to perform a specific function

to transfer something to the next generation or another person

a chemical compound in plants, animals, or microbes that produces a characteristic color in cells or tissues

to increase or enhance the amount, level, or intensity of something

(of a plant, animal, or machine) able to endure or withstand something without adverse effects or damage

the point or degree to which something extends

spreading out in different directions or distributed irregularly

the general form or mode of growth (especially of a plant or crystal)

a legal document that grants permission to do something that is otherwise restricted by law

creating and enforcing rules or regulations to control or govern a particular activity or industry

not well-known or widely recognized

used or consumed regularly by many people as a fundamental part of daily life

the opinions, activities, or methods that are considered normal because they are accepted by a majority of people

a long period of time when there is not much raining

(of an animal, child, or plant) to grow with strength, health, or energy

to make information that was previously unknown or kept in secrecy publicly known

a Latin phrase (or its abbreviation) used to indicate that special attention should be paid to something

a condition in which harmful germs, such as bacteria or viruses, invade the body and cause harm, leading to symptoms such as fever, pain, and swelling

to originate or come into being from a particular source or point

in a manner that is related to genetics or genes

to adjust oneself to fit into a new environment or situation

the size, amount, or degree of one thing compared with another

better or recommended because it is wise in a given situation

to alter or change the genetic makeup of an organism through genetic engineering techniques

to cause a change in a person, thing, etc.

to copy the style, technique, or subject matter of another artist or artwork

to develop a particular kind of animal or plant by choosing and mating specific ones to get certain qualities

a tight group of flowers or fruits that grow together on a single main stalk

to cause someone or something to rise quickly to a much higher level of success, importance, or attention

within the range of a person's goals, plans, or ambitions