Question

Certain parasites,such as intestinal tapeworms,cannot survive outside of the host.Why are they still considered alive?

Accepted Answer

A) Survival outside of a host is not a requirement for life. 
B) Parasites often have life stages that do not require a host. 
C) They are still considered alive because they are studied by biologists,and biology is the study of life. 
D) As long as they are made of cells,they are considered to be alive. 
A) Survival outside of a host is not a requirement for life. 
B) Parasites often have life stages that do not require a host. 
C) They are still considered alive because they are studied by biologists,and biology is the study of life. 
D) As long as they are made of cells,they are considered to be alive.

Certain parasites,such as intestinal tapeworms,cannot survive outside of the host.Why are they still considered alive?

The Chemistry of Life

The Cell: The Fundamental Unit of Life

Energy and Life

Chromosomes and Inheritance

DNA: The Molecule of Life

Darwinian Evolution

Biodiversity 1: Microscopic Organisms

Biodiversity 2: Fungi and Plants

Biodiversity 3: Animals

Human Body Systems

Ecology

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Exam 1: An Introduction to the Science of Life

Certain parasites,such as intestinal tapeworms,cannot survive outside of the host.Why are they still considered alive?

The Chemistry of Life

The Cell: The Fundamental Unit of Life

Energy and Life

Chromosomes and Inheritance

DNA: The Molecule of Life

Darwinian Evolution

Biodiversity 1: Microscopic Organisms

Biodiversity 2: Fungi and Plants

Biodiversity 3: Animals

Human Body Systems

Ecology

Filters