Plants that receive their food from hosts are called .​

In Science last year, they called them, Parasitic Plants

Explanation:

Holoparasites get all of their food and nutrients from a host plant. Rafflesia and the dodder are holoparasites. The term "hemiparasite" refers to an organism that gets some of its nutrients from its host but also performs photosynthesis (the process by which non-parasitic plants make their own food).

Explanation:

i think its the first one

a unit of heredity that is transferred from a parent to offspring and is held to determine some characteristic of the offspring.