Auxins Study guides, Study notes & Summaries
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Ag Crop Physiology Final Exam 2022 with complete solution
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Ag Crop Physiology Final Exam 2022 with complete 
solution 
Define a plant hormone -Ans>>a plant hormone is an organic compound that is 
synthesized in one part of the plant and translocated to another part, and in low 
concentrations it will cause a physiological response 
List the three primary groups of secondary metabolites and describe their chemical 
difference. -Ans>>-terpenes 
-phenolics 
-nitrogen- containing compounds 
What type of experiment did scientists conduct usin...
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Edexcel A level Biology 2023 ( Question and answers A+ Graded)
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Molecular phylogeny correct answers It compares the structure of a particular molecule from different organisms to discover their degree of evolutionary relation. 
 
Somatic cell correct answers A cell in an organism which isn't a gamete. 
 
DNA correct answers Deoxyribose nucleic acid. Carries the genetic information for cells and some viruses. 
 
mRNA correct answers Messenger ribose nucleic acid (single stranded). The product of transcription. 
 
Speciation correct answers The process throug...
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PSB EXAM PRACTICE QUESTIONS AND ANSWERS
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What are the factors that differ for potential and kinetic energy? - Answer- Activity - in motion or in storage 
 
What happens when a small amount of soap is added to hard water? - Answer- A scum is formed 
 
Which of the following properties is considered a physical property? - Answer- Boiling point 
 
Semicircular canals are thought to be most sensitive to which of the following? - Answer- Gravity 
 
Which of the following kinds of radiation is the most penetrating? - Answer- Gamma 
 
The gro...
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Minnesota Pesticide Applicator License Questions & Answers 100% Correct
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Minnesota Pesticide Applicator License Questions & Answers 100% Correct Minnesota Pesticide Applicator License Questions & Answers 100% Correct Minnesota Pesticide Applicator License Questions & Answers 100% Correct Minnesota Pesticide Applicator License Questions & Answers 100% Correct 
 
Plant Growth Hormones - ANSWER-Auxins, Gibberellins, Cytokinins, Ethylene, Abscisic Acid 
 
Mechanical Control - ANSWER-Controlling pests by mechanical methods like mulching, pulling weeds, picking off bugs b...
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Minnesota Pesticide Applicator License Exam 2024 Questions and Answers 100% Correct
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Minnesota Pesticide Applicator License Exam 2024 Questions and Answers 100% Correct 
 
Minnesota Pesticide Applicator License Exam 2024 Questions and Answers 100% Correct 
 
Minnesota Pesticide Applicator License Exam 2024 Questions and Answers 100% Correct 
 
Minnesota Pesticide Applicator License Exam 2024 Questions and Answers 100% Correct 
Plant Growth Hormones - ANSWER-Auxins, Gibberellins, Cytokinins, Ethylene, Abscisic Acid 
 
Mechanical Control - ANSWER-Controlling pests by mechanical me...
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HORT 2050- Exam 3 LSU Questions And Answers
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HORT 2050- Exam 3 LSU Questions And Answers 
 
Flower induction - ANS start of flowering process in response to certain stimuli (the shoot apical meristem becomes competent to develop flowers) 
 
Flower initiation - ANS change in the meristematic tissue from vegetative to reproductive 
 
What triggers induction and initiation in flower buds? - ANS -Photoperiod/phytochrome (length of exposure to light/ plant's reaction to it) 
-Vernalization (any temperature treatment that promotes ...
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PCA PLANT GROWTH REGULATORS ACTUAL EXAM QUESTIONS AND ANSWERS.
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The 'classical' five naturally occurring plant hormone groups 
auxins, cytokinins, ethylene, gibberellins, abscisic acid 
 
 
 
The primary physiological processes regulated by auxins 
cell enlargement, cell expansion, stimulates production of ethylene, promotes or delays abscission, and initiates adventitious roots 
 
 
 
The primary physiological processes regulated by cytokinins 
cytokinesis, tissue differentiation, budbreak, apical dominance, delays senescence, and promotes cotyledon expan...
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A Level Edexcel Biology Midterm Exam Questions And Answers Graded A+ 2024.
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What are target cells? - Answer Cells with receptor proteins on their cell surface membrane complimentary to the chemical 
 
What are meristems? - Answer Regions of actively dividing cells e.g. roots and shoots 
 
What do cytokinins do? - Answer promote cell division of stem and promote growth of lateral buds 
 
How do auxins cause cell elongation? - Answer Causes cell elongation by active transport of hydrogen ions into the cell walls, which lowers pH, making the cell walls flexible. Ce...
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USABO semi-final part A&B Questions and Answers 100% Correct.
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USABO semi-final part A&B Questions and Answers 100% Correct. 
1) The recent SARS virus is a: 
a) Lentivirus 
b) Coronavirus 
c) Egtved virus 
d) Baculovirus 
e) Retrovirus 
2) Which of the following cell organelles is typically identified by its sedimentation coefficient? 
a) Golgi apparatus 
b) Mitochondria 
c) Nucleus 
d) Nucleolus 
e) Ribosome 
3) Timber companies plant trees right after clear-cutting. Which of the following 
ecological and/or evolutionary processes would, in principle, take...
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USABO semi-final part A&B Questions and Answers 100% Correct.
- Exam (elaborations) • 28 pages • 2023
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USABO semi-final part A&B Questions and Answers 100% Correct. 
1) The recent SARS virus is a: 
a) Lentivirus 
b) Coronavirus 
c) Egtved virus 
d) Baculovirus 
e) Retrovirus 
2) Which of the following cell organelles is typically identified by its sedimentation coefficient? 
a) Golgi apparatus 
b) Mitochondria 
c) Nucleus 
d) Nucleolus 
e) Ribosome 
3) Timber companies plant trees right after clear-cutting. Which of the following 
ecological and/or evolutionary processes would, in principle, take...