Captive Propagation Is a Useful Conservation Tool, When

question 97

Multiple Choice

Captive propagation is a useful conservation tool, when

• A) there is space in zoos, aquariums, and botanical gardens for breeding a few individuals.
• B) the areas of origin of the captive individuals are known.
• C) the threats that endangered the species are being alleviated so that captive-reared individuals can later be released back into the wild.
• D) there are sufficient caretakers.
• E) None of the above; captive propagation should never be used because it directs attention away from the need to protect the species in their natural habitats.

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Definitions:

Embryo

The early stage of development in multicellular organisms, in humans, it refers to the period from fertilization until the end of the eighth week of gestation, when the being is then referred to as a fetus.

Preterm Birth Rate

The proportion of births that occur before a pregnancy reaches full term, often defined as before 37 weeks of gestation.

Intrauterine Growth Restriction

A condition where a fetus does not grow at the expected rate during pregnancy.

Gestational Age

The amount of time between conception and birth. The normal gestational age is between 37 and 43 weeks.