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In, at, or to a higher place; higher in quantity or number.

Tranferring resourcs from developed to less developed countries.

In digestion, absorption is the movement of nutrients from the intestine into the blood.

A type of reproduction that does not involve the fusion of gametes.

A person who is trained to travel in a spacecraft.

Sum, combine, count up.

Relating to or denoting the current geological age, viewed as the period during which human activity has been the dominant influence on climate and the environment.

In digestion, absorption is the movement of nutrients from the intestine into the blood.

An autotrophic organism can produce its own food from simple substances such as carbon dioxide, generally using energy from light or inorganic chemical reactions.

A person who is trained to travel in a spacecraft.