- The expression “one bad apple ruins the bunch” can be applied figuratively, bu

ID: 264978 • Letter: #

Question

The expression “one bad apple ruins the bunch” can be applied figuratively, but in literal, botanical terms, this expression refers to

A student who sleeps through class

A student who text messages in class

Gibberellic acid

Ethylene

Abscisic acid

-During a hypersensitive response

Chewing insects damage tissues and promote the synthesis and transport of systemin.

A receptor in the plant recognizes an elicitor from a pathogen (microbe), and triggers local cell death

Reactive oxygen species help contain the pathogen and promote other defense responses

All of the above

B and C only

The graft transmissible, phloem mobile signal called ‘florigen’ is thought to be

A hormone

A molecule of RNA

A protein

A specific ratio of carbon to nitrogen in the phloem