Drosophila Study guides, Class notes & Summaries
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Bio D103 Final Set with Complete Solutions 2024
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Which of the following is NOT a common mechanism used to regulate activity of signaling proteins ? 
 
A. Binding of another molecule to the signaling protein. 
B. Degradation of the signaling molecule by proteolysis. 
C. Uptake of the signaling protein by the ER. 
D. Masking of a NLS signal in the signaling protein by another protein. 
E. Covalent modification of a protein involved in a signaling pathway (e.g. phosphorylation) 
C. Uptake of the signaling protein by the ER 
You are working in a l...
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genetics replacement exam
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The DNA coding for a particular protein consists of 600 base pairs. How many amino acids are in the protein encoded by this gene? - Answer- 200 amino acids 
 
The process shown in the diagram is oogenesis in giraffes. Egg cells of giraffes have 15 chromosomes. How many chromosomes and chromatids would be found in the cell indicated with an arrow? - Answer- 15 chromosomes, 30 chromatids 
 
The DNA of a cell is replicated during what phase of the mitotic cell cycle? - Answer- S 
 
The genome of th...
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genetic analysis exam 2 questions & answers 2024
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genetic analysis exam 2 questions & answers 2024 
 
 
_____ have haplo-diploidy sex determination - ANSWER-bees 
 
which organism below exhibits temperature sex determination - ANSWER-alligators 
 
ddRAD sequencing developed by this person at Harvard - ANSWER-Dr. Hockstra 
 
XXY in drosophila and XXY in humans - ANSWER-in drosophila but in humans 
 
a bar body is an - ANSWER-inactivated x chromosome visible in the nucleus of a cell that is normally from a female body 
 
XX humans & drosophila - ...
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MMSC490 Quiz 3 (Actual quiz with 100% verified answers)
- Exam (elaborations) • 10 pages • 2023
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Animal cells and most cells of higher plants are 
haploid. 
tetraploid. 
euploid. 
diploid. correct answers diploid 
 
Eggs and sperm are 
tetraploid. 
haploid. 
euploid. 
diploid correct answers haploid 
 
Our fundamental knowledge about mutation, genetic linkage, and the relationships between genes and chromosomes was acquired largely from experiments on the 
plant Maize. 
pea plant. 
fruit fly Drosophila. 
bacterium Pneumococcus. correct answers fruit fly Drosophila. 
 
George Beadle and Edwa...
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Life: The Science of Biology, Ninth Edition Sadava • Hillis • Heller • Berenbaum CH 20 Development and Evolutionary Change
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1.	Which of the following statements about the gene eyeless is true? 
a.	It encodes a transcription factor. 
b.	It is found in Drosophila. 
c.	Pax6 is the equivalent gene in mice. 
d.	All of the above 
e.	None of the above 
Answer: d 
Textbook Reference: 20.0 The eyes have it 
Page: 426 
Bloom’s Category: 1. Remembering 
 
2.	Flies have	eyes, while mammals have	eyes. 
a.	cameralike; compound 
b.	cameralike; binocular 
c.	compound; cameralike 
d.	compound; heterochronic 
e.	simple; compound 
An...
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2022 Genetics Final Exam: BIOL 301(BIO 3303) Final Exam (Solved)
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2022 Genetics Final Exam: BIOL 301(BIO 3303) Final Exam 
 
Mendel performed many types of crosses, including those in which the same genotypes are crossed but the sexes of the parents are switched. These are known as 
 
What is the process of synthesizing single-stranded RNA from template DNA? 
 
What is the process of synthesizing proteins from mRNA sequences 
 
In peas, the round allele is dominant over the wrinkled allele. if a plant with round peas is crossed to a plant with wrinkled peas...
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Bio 171 Exam 2 Lectures 6-12
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Lecture 6: 
Vocab: 
● Autosome: 
○ Any chromosome not considered as a sex chromosome, or is not involved in sex 
determination. 
○ It occurs in pairs in somatic cells and singly in sex cells (gametes) 
● Bivalent: 
○ a pair of homologous chromosomes. 
● Drosophila melanogaster: 
○ a species of fruit Fly much used in genetics because of the large size of its 
chromosomes. 
● Epistasis (gene x gene interaction): 
○ refers to genetic interactions in which one gene modifies the eff...
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MMSC 490 Final Test Questions with Correct Answers
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MMSC 490 Final Test Questions with Correct Answers 
Which energy-producing process is thought to have come first during cellular evolution? - Answer-Glycolysis 
 
The initial importance of a membrane enclosing self-replicating RNA molecules and associated proteins was that it - Answer-maintained these molecules as a unit capable of reproduction and evolution. 
 
Mitochondria and chloroplasts resemble bacteria in that they - Answer-have their own DNA, have their own ribosomes, reproduce by simpl...
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MMSC 490 Exam Question and Answers All Correct
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MMSC 490 Exam Question and Answers All Correct 
 
Which energy producing process is thought to have come first during cellular evolution - Answer-glycolysis 
 
The initial importance of a membrane enclosing self-replicating RNA molecules and associated proteins was that it - Answer-maintained these molecules as a unit capable of reproduction and evolution 
 
Mitochondria and chloroplasts resemble bacteria in that they - Answer-have their own DNA 
have their own ribosomes 
reproduce by a simple ...
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Summary of key model organisms used to study ageing
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In addition to the notes of lecture 3 (Model Organisms of Ageing), here are four post-it notes summarising how the four key model organisms (mice, drosophila, c. elegans and yeast) are used to study the biology of ageing.
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