This preview has intentionally blurred sections. Sign up to view the full version.
Unformatted text preview: 439 E iiﬁk$98$$gﬁﬁ fiﬁtﬂ i=¥ﬁﬁﬁﬂ
‘Eiﬁtﬁiﬁaﬁ ms: 439 733%
5H5 I. 513233:
1. What is a testcross'? (2%) What is its purpose? (2%) . Explain the following terms: (6%)
(A) synaptonemal complex; (B) epistasis; (C) heterochromatin . List and brieﬂy describe the steps used in recombinant DNA technology. (10%) . List ﬁve attributes of Arabidopsis thaliana that make it an ideal model plant for
molecular genetic research. (10%) . -What important kind of mutualisrn has evolved between plants and bacteria? (5%)
Between plants and soil fungi? (5%) . Compared to a solution of isolated chlorophyll, why do intact chloroplasts release
less heat and ﬂuorescence when illuminated? (5%) . What are homeotie genes?(4%) Give examples that illustrate the role of homeotic
genes in ﬂower development.(6%) . What is meant by chemiosmotic coupling? (5%) . When the poison cyanide blocks the electron transport chain, glycolysis and citric
acid cycle soon grind to a halt as well. Why do you think they stop? (5%) 10. How do phytochrome molecules help the plant recognize dawn each day? (5%) Hﬂﬁz €EJ(20%) 1. deuterornycetes 2. chloroplast endoplasmic reticulum
3. sporopollenin . totipotent . resolving power . monophyletic . tangential section . sporic meiosis . cohesion-tension theory
10. tunica-corpus .
%ﬁﬁ%§ ﬂiiﬂi$%$$ﬁﬁfﬁﬂi%ﬂﬁﬁ III. Name the structure (use English term) of the cell in the following: (10%) (A)
(J) : membrane of the vacuole : plastid stores starch : structures within chloroplasts; stacked of thylakoids
: tube-like structures that form ﬂagella : phetorespiration occurs here : the layer cementing together of adjacent plant cells
: involving cytoplasmic streaming (H) _: double—membrane system that manufactures proteins : inner membranes of mitochondria : minute strands of cytoplasm that extend between adjacent cells through pores in the walls seesaw ...
View Full Document
- Fall '09