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A woman with normal vision whose father was colorblind marries a man with normal
A woman with normal vision whose father was colorblind marries a man with normal
a woman with normal vision whose father was colorblind marries a man with normal vision whose father was also colorblind. What proportion of their offspring will be colorblind? males and females
Genetics and Developmental Biology   sailorette   334   Asked 3 years ago
Analyzing chromosome 1 of a male and female
Analyzing chromosome 1 of a male and female
1. The first child of this couple was Rh- (Rhesus negative). What is the chance that the second child of this is a girl and Rh- (Rhesus negative)? Use Punnett squares and/or the calculation to show your work.

2. Nomenclature for writing alleles on a homologous chromosome pair
 
The phrase DEP/dep means the first three letters, DEP, represent the order in
Genetics and Developmental Biology   helpmepassbio   405   Asked 2 years ago
Are the blue blood vessels in the umbilical word labelled correctly?
Are the blue blood vessels in the umbilical word labelled correctly?
Please explain why it is labelled correctly or not,
Thank you so much.
Genetics and Developmental Biology   Thehobbitlass   1481   Asked 3 years ago
Assume that you have cut λ DNA with the restriction enzyme HindIII.
Assume that you have cut λ DNA with the restriction enzyme HindIII.
Assume that you have cut λ DNA with the restriction enzyme HindIII. You separate the fragments on an agarose gel and stain the DNA with ethidium bromide. You notice that the intensity of the stain is less in the bands that have migrated closer to the "+" pole. Give an explanation for this finding.
Genetics and Developmental Biology   Chrysler2008   783   Asked 3 years ago
At this time, million people in the U.S. population are suffering from mood-related disorders.
At this time, million people in the U.S. population are suffering from mood-related disorders.
At this time, ____________  million people in the U.S. population are suffering from mood-related disorders.

a. 1.5
b. 45
c. 60
d. 85
Genetics and Developmental Biology   cloveb   128   Asked A year ago
Calculating genotypes
Calculating genotypes
 A black body color (as opposed to the wild-type yellow color) in fruit flies is due to the recessive ebony allele, e. Small wings are due to the recessive vestigal allele, vg.  You wish to deduce the genotype of a yellow-bodied large-winged male fruit fly.  What are all the possible genotypes this male could be at the ebony and vestigal loci?  What is the genotype an
Genetics and Developmental Biology   Jessc   330   Asked A year ago
CD 40 on the B cell membrane must bind to CD40L on the TH cell in order for
CD 40 on the B cell membrane must bind to CD40L on the TH cell in order for
CD 40 on the B cell membrane must bind to CD40L on the TH cell in order for  (BLANK) to occur                                                                                  
Genetics and Developmental Biology   alwhite   361   Asked 3 years ago
Cell-based manufacturing in animal cell tissue culture
Cell-based manufacturing in animal cell tissue culture
I am interested to gain more knowledge  on this topic. I be really grateful if you guys can provide any information regarding this topic (books, journals...etc). Your feedback is highly appreciated. Slight Smile
Genetics and Developmental Biology   Yutadono   227   Asked 2 years ago
Checkpoint proteins act as ________. (Multiple Choice)
Checkpoint proteins act as ________. (Multiple Choice)
Checkpoint proteins act as ________.
 
  A. oncogenes
  B. growth factors
  C. proto-oncogenes
 
  D. tumor-suppressing genes
Genetics and Developmental Biology   Ebony321   29   Asked A year ago
Complementation problem: possible region of deletion place the mutation on the thick line which ...
Complementation problem: possible region of deletion place the mutation on the thick line which ...
I need help with part B of this problem, I've asked Genetics tutors, other professors and even went on chegg to use the expert Q&A --  I've done part A and I know that 3 complements 1, 2 and 6 are unable to complement and 3,4,5 and 1,2 6 have similar mutations

but I have no idea if I am right?
my genetics professor says that if I look at row 4 and
Genetics and Developmental Biology   exlax2   202   Asked 2 years ago
Deletions, insertion, and frameshift mutations are more serious than a point
Deletions, insertion, and frameshift mutations are more serious than a point
I got the following questions wrong on a test/assignment.  Can someone let me know what the correct answers are so I have the correct information for my final exam. Thx

#1   Deletions, insertions, and frameshift mutations are more serious than a point mutation because
A.  mis-sense mutations result in more malfunction than nonsense mutations
B.&nb
Genetics and Developmental Biology   slim16   671   Asked 3 years ago
Describe a technological procedure that could be used to determine the genetic condition of a fetus
Describe a technological procedure that could be used to determine the genetic condition of a fetus
Could someone please help me with this question?

Also, for the second part of the question it asks to whom a genetic counsellor would recommend this procedure... I thought it would be to older women who have a higher risk of getting children with a genetic disorder, is that right?
Genetics and Developmental Biology   x-bio-x   244   Asked 2 years ago
Describe the general structure of a transcription factor.
Describe the general structure of a transcription factor.
Describe the general structure of a transcription factor.  What two domains do transcription factors tend to have?
Genetics and Developmental Biology   Chrysler2008   209   Asked 3 years ago
DNA that contains instructions for two or more structural genes produces monocistronic mRNA. ...
DNA that contains instructions for two or more structural genes produces monocistronic mRNA. ...
DNA that contains instructions for two or more structural genes produces monocistronic mRNA.
 
  Indicate whether the statement is true or false
Genetics and Developmental Biology   Matyler98   34   Asked A year ago
Dysfunction in what process leads to the O blood type?
Dysfunction in what process leads to the O blood type?
Regarding the nature of the ABO blood groups, dysfunction in what process leads to the O blood type?
Genetics and Developmental Biology   Chrysler2008   727   Asked 3 years ago
Evolution by Carl T Bergstorm
Evolution by Carl T Bergstorm
Hey guys,

I got my finals in a few days and was wondering if anybody could give me the link to the answers to the review questions in this book? I finished all the questions but I'm not entirely sure how to check them as there is no answer section and the wwnorton.com/studyspace doesn't have anything either. Thanks Confounded Face


Edit: If no one can find th
Genetics and Developmental Biology   immio   233   Asked 3 years ago
Examine the graphs and answer the following questions:
Examine the graphs and answer the following questions:
B) what is occurring at E

C) what is occurring at region F

D) what events are occurring in region G

E) what are suitable labels for regions H and I
Genetics and Developmental Biology   Taylorbishopxox   297   Asked 2 years ago
Explain differential gene expression respect to Dorsophila section in particular
Explain differential gene expression respect to Dorsophila section in particular
Explain differential gene expression respect to Dorsophila section in particular. Also, respect to epigenetic reprogramming in germ cells.
Thank you!
Genetics and Developmental Biology   Wendy115   283   Asked 3 years ago
F1 versus F2 generation confusion (Genetics)
F1 versus F2 generation confusion (Genetics)
I am in serious need of correction or confirmation please! I am going to throw out some random facts and please let me know if I am accurate or not. Thanks for helping!

F1 hybrid can only be created by using two separate parents from inbred lines or P1. F1 are uniform, showing a new phenotype without variation. Not even once in a while will you see a second phenotype show
Genetics and Developmental Biology   Howlinghawk   3523   Asked 3 years ago
Few questions on hybrids and genetics
Few questions on hybrids and genetics
Thank you for reading. So I have a basic understanding of Mendel's works, but I am trying to figure genetics out better. Please if you could help, because I can't find the data anywhere on the internet on these questions.

If you take an F1 hybrid and cross it to a p1 (seperate from the hybrid's two different parent types) would you get a new F1 hybrid, or F
Genetics and Developmental Biology   Howlinghawk   3279   Asked 3 years ago
Finding Phenotypes and Frequencies from Mapping
Finding Phenotypes and Frequencies from Mapping
13) In Drosophila, assume that the gene for scute bristles (s) is located at map position 0.0 and that the gene for ruby eyes (r) is at position 15.0. Both genes are located on the X chromosome and are recessive to their wild-type alleles. A cross is made between scute-bristled females and ruby-eyed males. Phenotypically wild F1 females were then mated to homozygous double mutant ma
Genetics and Developmental Biology   DslimanII   560   Asked 3 years ago
Fly larva mutations for Gap, pair-rule, and maternal effect genes
Fly larva mutations for Gap, pair-rule, and maternal effect genes
The title say most of it. I'm supposed to draw the mutations in the Drosophila larva, but I also need to label the structures which my textbook is not helping me much with. So far I just know that the mutants are stubby little creatures... I also need to list the specific gene mutated since I guess these are gene families???
Genetics and Developmental Biology   Cheea5   273   Asked 3 years ago
Frequency of gametes and phenotypes from genetic map
Frequency of gametes and phenotypes from genetic map
Consider the genetic map below of loci a-g, where the distance between loci are indicated in map units.
a-5-b-20-c-10-d-2-e-25-f-1-g
a) Calculate the frequency of ac gametes from an Ac/aC genotype.
b) BcE from bce/BCE
c) bFG from bfg/BFG
d) the frequency of BCD/Bcd from bCd/BcD x BCd/BcD
e) the frequency of aBcDeFg/aBcDeFg progeny from a mating of
Genetics and Developmental Biology   thesurgeon   1505   Asked 3 years ago
Fruit Fly genetics: WILD MALE x BROWN EYE DUMPY WING female
Fruit Fly genetics: WILD MALE x BROWN EYE DUMPY WING female
Question pertains to Pearson biologylabsonline homework.
Assignment is to cross a wild male X brown eye, dumpy wing female.
The F1 results were as follows:
100% wild F1 phenotype, autosomal results.

Backcrossed a F1 male to a P1 female.
F2 Results were:
1:1 ratio of wild phenotypes to brown eye, dumpy wing. There were no flys showing wild eyes, du
Genetics and Developmental Biology   Jedi_Knight   1240   Asked 3 years ago
Gene map and arrangement with linkage
Gene map and arrangement with linkage
Please help me answer this question.
AaBbCc x aabbcc test cross with ABC linked and dominant. 2000 phenotypes observed with the following individuals counted out of 2000. establish the gene arrangement and map distances.
Genetics and Developmental Biology   ehd123   374   Asked 3 years ago
Genetics Bio 12 Please!
Genetics Bio 12 Please!
1. 12 out of 2400 babies that were born at a maternity hospital died shortly after birth from colonic obstruction due to a recessive allele. Determine the frequency of the lethal allele in the population, expressed as a percent.


2. 10 of 2400 babies born at a maternity hospital died shortly after birth from colonic obstruction due to a recessive allele. What percent
Genetics and Developmental Biology   leximads8   263   Asked 2 years ago
Genotypes, parent dominat traits
Genotypes, parent dominat traits
Hi there!


Use the following hypothetical information to answer the next two questions.
Eye colour in humans appears to be controlled by multiple alleles. The green allele and the brown allele are dominant to blue. Green eye colour is expressed only in the absence of a brown allele.
Red-green colour blindness is a sex-linked trait. Red-green colour blind
Genetics and Developmental Biology   silverardo   200   Asked A year ago
Have I gone about this problem correctly?
Have I gone about this problem correctly?
Hi there, I was wondering if someone could let me know if I did this right or not. Thanks in advance for any help.

So, the problem states the following:

Quote
We have crossed one flower with a corolla that is white and personé (the original question is not in English and I can't find a definition for personé anywhere, doesn't really matter I
Genetics and Developmental Biology   RowanF   188   Asked 3 years ago
Help with Identificatying Restriction Enzyme Recognition Sites in a DNA sequence
Help with Identificatying Restriction Enzyme Recognition Sites in a DNA sequence
Hi Folks,

I'm really struggling with a PCR & restriction enzyme question that's part of my formative (unmarked) work for the summer months in preparation from an Applied Biology course at University.

The entire set of questions are set out on an instruction sheet so I'll try to replicate them here as I'm struggling to fully understand ho
Genetics and Developmental Biology   AppliedBiology9   407   Asked 3 years ago
Heteroduplex question
Heteroduplex question
People with the recessive disease, Purple Tongue Syndrome, are unable to make the enzyme Blue Pigment Decolorase (BPD). You isolate mRNA from a person (P) afflicted with the disease and from a normal person (N) and do the following:
i. Mix excess P mRNA with cloned genomic DNA carrying the BPD gene and, separately, mix Normal (N) mRNA with the same DNA.
ii. Raise the tempe
Genetics and Developmental Biology   tokki   302   Asked 3 years ago
How can I determine how many Genetic Loci control a specific trait?
How can I determine how many Genetic Loci control a specific trait?
So I have a question about finding how many loci control a certain trait. I don't know how to determine it.

The info: (Disregard any outside info retaining to the specific animal)

Pure-bred male White Cat mated with a Pure-bred female Brown Cat.
They produced 90 progeny ALL Brown.
Randomly interbreeding F1, they produced 1600 F2 progeny.
9
Genetics and Developmental Biology   Willmob12   234   Asked 2 years ago
How many possible alleles are at a locus consisting of 3 base-pairs in a diploid
How many possible alleles are at a locus consisting of 3 base-pairs in a diploid
ugh, I am so confused...

So, I guess a locus is just a spot for a gene, so the gene is also considered to consist of 3 bases?
Gene: _ _ _
Each "_" could be either an A,T,C, or G.
So there are 4 possibilities per "_"
So, there are 4 x 4 x 4 = 64 different possible alleles of a gene on one chromosome...?
Since there are 2 c
Genetics and Developmental Biology   Lo.Lee.Ta.   399   Asked 3 years ago
How to calculate genetic map units?
How to calculate genetic map units?
Can someone please tell me what is the formulae for calculating genetic map units?

Here is the question from my quiz:

The cross GE/ge × ge/ge produces the following progeny: GE/ge 404, ge/ge 396, gE/ge 97, Ge/ge 103. From these data, one can conclude that there are 20 map units between the G and E loci.

I know that the answer is TRUE, but how??
Genetics and Developmental Biology   lanister12   386   Asked 3 years ago
How to extract loci sequences at NCBI
How to extract loci sequences at NCBI
Hey peeps

im quite new to NCBI and genebank so heres my question

i need to extract sequences from 7 geneloci of 130 different bacterial strains deposited on genebank.
those sequences were all submitted in the context of one single study.
now instead of the time consuming process of extracting the sequences strain per strain in the taxonomy browser ,
Genetics and Developmental Biology   holzdan   186   Asked 3 years ago
If a bacteria is placed in an environment that contains both glucose and lactose, the regulation of ...
If a bacteria is placed in an environment that contains both glucose and lactose, the regulation of ...
If a bacteria is placed in an environment that contains both glucose and lactose, the regulation of the lac operon will allow which nutrient to be processed first?
 
  A. Glucose
  B. Lactose
  C. Both will be processed equally
  D. Neither will be processed in this environment
Genetics and Developmental Biology   WadeChl   34   Asked A year ago
In the lac operon, the operator site is recognized by an activator protein. (True or false?)
In the lac operon, the operator site is recognized by an activator protein. (True or false?)
In the lac operon, the operator site is recognized by an activator protein.
 
  Indicate whether the statement is true or false
Genetics and Developmental Biology   GermanBiter14   36   Asked A year ago
Let's say we read this to a Sasha: "Brooks is faster than Darren, and Darren is
Let's say we read this to a Sasha: "Brooks is faster than Darren, and Darren is
Let's say we read this to a Sasha: "Brooks is faster than Darren, and Darren is faster than Chad.  Who is faster, Brooks or Chad?"  If Sasha guesses at the answer or responds. "I can't tell," she is likely in the
Genetics and Developmental Biology   ChelsLou   605   Asked 3 years ago
Mastering genetics homework
Mastering genetics homework
i couldn't solve these questions , i would really appreciate your help
Genetics and Developmental Biology   Cosmoazh   752   Asked 3 years ago
Neither individual I-4 or I-6 has ever had his or her blood tested. What are their blood types? ...
Neither individual I-4 or I-6 has ever had his or her blood tested. What are their blood types? ...
Neither individual I-4 or I-6 has ever had his or her blood tested. What are their blood types? Enter your answer in its simplest form.
 
I - 4 is blood type Answer
.
I - 6 is blood type Answer

PLEASE HELP!!!! Confounded Face
Genetics and Developmental Biology   txg   377   Asked 2 years ago
People with the recessive disease, Purple Tongue Syndrome, are unable to make th
People with the recessive disease, Purple Tongue Syndrome, are unable to make th
People with the recessive disease, Purple Tongue Syndrome, are unable to make the enzyme Blue Pigment Decolorase (BPD). You isolate mRNA from a person (P) afflicted with the disease and from a normal person (N) and do the following:
i. Mix excess P mRNA with cloned genomic DNA carrying the BPD gene and, separately, mix Normal (N) mRNA with the same DNA.
ii. Raise the tempe
Genetics and Developmental Biology   tokki   513   Asked 3 years ago
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