Homeotic genes Study guides, Revision notes & Summaries
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AP Biology exam cram study guide 2024
- Exam (elaborations) • 152 pages • 2024
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AP Biology exam cram study guide 2024 
emergent properties 
new properties that emerge with each step upward in the hierarchy of life, owing to the arrangement and interactions of parts as complexity increases 
 
 
inductive reasoning 
reasoning based on observed patterns 
 
 
polymer 
large compound formed from combinations of many monomers 
 
 
meiosis 
a process in cell division during which the number of chromosomes decreases to half the original number by two divisions of the nucleus, which...
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AP Biology exam cram study guide 2024
- Exam (elaborations) • 152 pages • 2024
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AP Biology exam cram study guide 2024 
emergent properties 
new properties that emerge with each step upward in the hierarchy of life, owing to the arrangement and interactions of parts as complexity increases 
 
 
inductive reasoning 
reasoning based on observed patterns 
 
 
polymer 
large compound formed from combinations of many monomers 
 
 
meiosis 
a process in cell division during which the number of chromosomes decreases to half the original number by two divisions of the nucleus, which...
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Genetics Second Exam Practice Test 150 Questions with Verified Answers,100% CORRECT
- Exam (elaborations) • 22 pages • 2024
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Genetics Second Exam Practice Test 150 Questions with Verified Answers 
 
Which organism has polycistronic mRNA? (eukaryotic or prokaryotic) - CORRECT ANSWER Prokaryotic 
 
Do prokaryotes undergo splicing/processing? - CORRECT ANSWER No 
 
Where are attenuater sequences found? (what type of organism and what class of operons?) - CORRECT ANSWER In prokaryotic amino acid operons 
 
Do prokaryotic mRNA ALWAYs encode trans-acting factors? - CORRECT ANSWER No 
 
Which of the following statements is t...
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AP Biology exam cram study guide 2024
- Exam (elaborations) • 152 pages • 2024
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- £14.91
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AP Biology exam cram study guide 2024 
emergent properties 
new properties that emerge with each step upward in the hierarchy of life, owing to the arrangement and interactions of parts as complexity increases 
 
 
inductive reasoning 
reasoning based on observed patterns 
 
 
polymer 
large compound formed from combinations of many monomers 
 
 
meiosis 
a process in cell division during which the number of chromosomes decreases to half the original number by two divisions of the nucleus, which...
-
Ap Bio Chapter 18 Practice Test 99 Questions with Verified Answers,100% CORRECT
- Exam (elaborations) • 12 pages • 2024
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Ap Bio Chapter 18 Practice Test 99 Questions with Verified Answers 
 
The role of a metabolite that controls a repressible operon is to - CORRECT ANSWER e) bind to the repressor protein and activate it 
 
The tryptophan operon is a repressible operon that is - CORRECT ANSWER E) turned off whenever tryptophan is added to the growth medium. 
 
Which of the following is a protein produced by a regulatory gene? - CORRECT ANSWER D) repressor 
 
A lack of which molecule would result in the cell's ina...
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Bio 1140 Final Exam Questions & Answers 2023/2024
- Exam (elaborations) • 10 pages • 2023
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Bio 1140 Final Exam Questions & Answers 2023/2024 
 
what is a plasmid? - ANSWER-a small, circular DNA molecule separate from the chromosome 
 
in the lac operon, the RNA polymerase binds to the _____ when the repressor protein is _____ by lactose - ANSWER-promoter, inactivated 
 
epigenetics most often involves: - ANSWER-addition of methyl groups to DNA bases, usually cytosine 
 
in humans, mRNA is often spliced such that: - ANSWER-one or more exons are missing 
 
in eukaryotes, transcription f...
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LIFE 120 UNL Biology Practice Exam 4|33 Questions with Verified Answers,100% CORRECT
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LIFE 120 UNL Biology Practice Exam 4|33 Questions with Verified Answers 
 
Transcription in eukaryotes requires which of the following in addition to RNA polymerase? 
A) the protein product of the promoter 
B) ribosomes and tRNA 
C) aminoacyl synthetase 
D) start and stop codons 
E) several transcription factors (TFs) - CORRECT ANSWER E 
 
During splicing, which molecular component of the spliceosome catalyzes the excision reaction? 
A) RNA 
B) DNA 
C) protein 
D) sugar 
E) lipid - CORRECT ANSW...
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CSET SUBTEST II: SCIENCE 100% SOLUTIONS
- Exam (elaborations) • 52 pages • 2024
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CSET SUBTEST II: 
SCIENCE 100% 
SOLUTIONS 
Morphogenesis - ANSWER When cells divide, the cell will change shape/organization 
many times by going through a succession of stages 
-A single-celled egg develops into a complex, multi-cellular organism by dividing and 
going through many stages in this process 
Order of Embryological Development - ANSWER Morula-->Blastula-->Gastrula-- 
>Neurla 
Zygote-Cleavage--Morula-Blastula, Gastrula, Neurla, Organogenesis 
Fertilization triggers the...
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CSET SUBTEST II: SCIENCE 100% SOLUTIONS
- Exam (elaborations) • 52 pages • 2023
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- £9.27
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CSET SUBTEST II: 
SCIENCE 100% 
SOLUTIONS 
Morphogenesis - ANSWER When cells divide, the cell will change shape/organization 
many times by going through a succession of stages 
-A single-celled egg develops into a complex, multi-cellular organism by dividing and 
going through many stages in this process 
Order of Embryological Development - ANSWER Morula-->Blastula-->Gastrula-- 
>Neurla 
Zygote-Cleavage--Morula-Blastula, Gastrula, Neurla, Organogenesis 
Fertilization triggers the...
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CMMB 403 Final Exam Actual Questions and Answers with complete solution
- Exam (elaborations) • 42 pages • 2024
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CMMB 403 Final Exam Actual Questions 
and Answers with complete solution 
72 hours (8 cells) (BEFORE BLASTOCYST STAGE) - answerwhat is the human MZT 
Mid-blastula transition/maternal-zygotic transition - answerwhen the transcription of zygotic 
genes begins and maternal mRNAs are degraded, the cell cycle lengthens, gap stages are added 
(before is only M and S) and the synchronicity of cell division is lost. - embryo runs on maternal 
resources (mRNAs and proteins in the egg @ time of fertilizat...