sesquiterpenoids

Question 1

sesquiterpenoids are made of _______(#) isoprene units, therefore a C__

Answer 1

3
C15

Question 2

IPP + GPP -> ______

note: GPP is made of _____ + _____

Answer 2

FPP
DMAPP + IPP

Question 3

sesquiterpenoids made via head to tail condensation via _______ __________ (enzyme)

Answer 3

prenyl transferase

Question 4

_____________ occurs before cyclization

Answer 4

isomeraztion

Question 5

ST’s properties: typically are _________, __________ and ___________

Answer 5

lipophilic
non-volatile
oxygenated

Question 6

STs functions/uses
________-icide
plant and animal ________
fungal _____________
anti-_________ agents

Answer 6

herbicide
hormones
antibiotics
anti-tumor

Question 7

Farnesol is an __________ ST (class)
used as additive in __________
using a cosolvent will ______ volatility
when doubles to 30C it becomes a ________

Answer 7

acyclic ST
perfumes
decrease
steroid

Question 8

abscisic acid (ABA) is a ________ ST (class)
plant _______ that helps it ________ water
biosynthesis in the _____ of plant cell

Answer 8

monocyclic
hormone, retain
chloroplast

Question 9

ABA functions

Answer 9

plant hormone
growth inhibition
leaf abscission
stomata regulation
drought tolerance

Question 10

juvenile hormone (JH) has two ______ bonds that must be ________

Answer 10

double bonds
trans

Question 11

juvenile hormone (JH) is from __________
prevents ______; keeps ^^ in ______ state
produced by ______ _____ (endocrine glands in brain)
used as __________

Answer 11

silkworms
metamorphosis; larval
corpora allata
insecticide

Question 12

put JH on insect eggs causes _________-

Answer 12

abnormal development

Question 13

C16 JH made from _____ MVA

Answer 13

3

Question 14

C17 JH made from _____ MVA + __C MVA + __C SAM

Answer 14

2
6
1

Question 15

C18 JH made from ____ MVA + ___ homo MVA + __SAM

Answer 15

1
2
1

Question 16

juvabione is an agonist of

Answer 16

JH

Question 17

insects eating trees with juvabion will __________ and ______

Answer 17

fail to grow
die

Question 18

only ________ impacted by juvabione

Answer 18

silkworms

Question 19

_______ triggers FPP’s to turn into _____ ST’s

Answer 19

loss of OPP
cyclic ST’s

Question 20

to make cyclic ST’s:

FPP -> _______ -> _______ -> _______ -> cyclic ST’s

Answer 20

FPP -> loss of OPP -> hydride shift -> ring closure -> cyclic ST’s

Question 21

homo MVA made from

Answer 21

prinoyl-CoA