Available evidence is consistent with the proposal that prion diseases are caused by infectious proteins.

Answer the following statement true (T) or false (F)


True

Biology & Microbiology

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Answer the following statements true (T) or false (F)

1. The plant hypersensitive response is one in which the plant is unable to defend itself against a pathogen. 2. Generally plants are unable to produce chemicals that travel throughout the plant to protect against pathogens; most defense is only in localized areas. 3. When scientists breed for genes for resistance to pathogens or herbivores they are usually limited to making mutations for this to happen. 4. Cytokinins are transported through the xylem to meristems where they aid in cell elongation.

Biology & Microbiology

Kinetic organisms can move themselves by all except:

a. flagella. b. jet propulsion. c. undulation of the body. d. using turbulent mixing.

Biology & Microbiology

Which teeth type would be used to crush and grind food?

a. canines b. incisors c. molars d. canines and incisors e. incisors and molars

Biology & Microbiology

The use of the birth control pill increases the

risk for all of the following cancers except

a. breast. b. cervical. c. liver. d. ovarian. e. there is no exception

Biology & Microbiology