holoparasitism

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Lusitania sinking, illustration from The War of the Nations (New York), December 31, 1919. World War I, WWI. This image is one of three on the page. (See source file for the other two.)

7 of the World’s Deadliest Shipwrecks

African Americans demonstrating for voting rights in front of the White House as police and others watch, March 12, 1965. One sign reads, "We demand the right to vote everywhere." Voting Rights Act, civil rights.

Timeline of the American Civil Rights Movement

Two chicks near an egg with a white background (poultry, chick, chickens, birds).

What Do Eggs Have to Do with Easter?

July, 2006, Launch of Space Shuttle Discovery STS-121. See attached for full caption information.

Will Light-Speed Space Travel Ever Be Possible?

Marriage. A couple getting married during a church wedding ceremony. (religion, ceremony, bride, groom)

The Seven Sacraments of the Roman Catholic church

illustration of the walking titanosaurus, Patagotitan mayorum

Titanosaurs: 8 of the World's Biggest Dinosaurs

Easter Procession of Maria Santisima del Sacromonte in Granada, Spain. This statue is known as Virgen de los Gitanos or The Virgin of the Gypsies.

What is Holy Week?

holoparasitism

biology

Learn about this topic in these articles:

Orobanchaceae

In Orobanchaceae: Physical description
…members of the family are holoparasites and have little or no chlorophyll; these obligate parasites rely exclusively on their host plants for nutrition. Given their inability to photosynthesize, these species usually have greatly reduced scalelike leaves, and many are succulent in form.
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parasitic plants

In parasitic plant: Host dependence
Holoparasites, on the other hand, are nonphotosynthetic and depend on their hosts for all nutrition.
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