Genetics and Developmental Biology

First identify the gametes. Use pink labels to identify the male and female game

First identify the gametes. Use pink labels to identify the male and female game

First identify the gametes. Use pink labels to identify the male and female gamete types and white labels to identify the gamete frequencies.

tranngo546   1770   N/A

tranngo546

X linked recessive mutations and suppressors?

X linked recessive mutations and suppressors?

In Drosophila, the X-linked recessive mutation vermilion (v) causes bright red eyes, in contrast to the brick-red eyes of wild type.

A separate autosomal recessive mutation, suppressor of vermilion (su-v), causes flies homozygous or hemizy

srmtrc   1873   N/A

srmtrc

Molecular Model: ATP, dATP, ddATP

Molecular Model: ATP, dATP, ddATP

Which of the following molecules is a nucleotide precursor that is incorporated into the newly synthesized DNA strand during normal DNA replication

tameka30   3189   N/A

tameka30

Sex Linked Traits Work-Sheet

Sex Linked Traits Work-Sheet

I don't understand how the first table in this worksheet is meant to be answered.  Any ideas?  I've included the rest of the lab for context purposes.  

Virtual Lab:  Sex-Linked Traits
Worksheet

coboco   1730   N/A

coboco

Please put the full answer Not just A,B

Please put the full answer Not just A,B

someone put only the answers but would you put it the full answer please instead only putting A,B Thanks.
Case Studies: Pediatrics: Congenital Heart Disease: Billy Adams

01) B

02) A

03) C

04) B

jakson LL   429   N/A

jakson LL

how many genes are in the F2?

how many genes are in the F2?

how many genes contribute to tooth length
variation in saber tooth tigers?

 what phenotypic classes would you expect to
observe in the F2 generation?

xg3r4dx   469   N/A

xg3r4dx

Quantitative Inheritance Questions

Quantitative Inheritance Questions

. In rye grass, seed color is a polygenic trait (additive model). If true-breeding red and white varieties are crossed, the F1 are intermediate in color. If the F1 are self-fertilized, about 1 in 64 have white seeds. If the F1 are testcrossed, how ma

D-rose   487   N/A

D-rose

After a forest fire on the lower slopes of the Rockies, there are significant...

After a forest fire on the lower slopes of the Rockies, there are significant...

After a forest fire on the lower slopes of the Rockies, there are significant changes in the number and type of plant species found in the disturbed area. Describe how succession occurs in this plant community over the 150 years following a major fir

7dog47   1081   N/A

7dog47

what is the difference between population specific genetic maps and Rutgers maps

what is the difference between population specific genetic maps and Rutgers maps

what is the difference between population specific genetic maps and Rutgers maps

dreamer23   739   N/A

dreamer23

Did I answer these correctly?

Did I answer these correctly?

1. A diploid somatic cell from a pigeon (Columba livia) has a total of 80 chromosomes (2n = 80).
Chickens have the ZZ-ZW chromosomal sex determination. What is the total number of chromosomes present in a single cell during prophase II of meiosi

MikeMello   1047   N/A

MikeMello

Genetics Crossing Dominant and true breeding

Genetics Crossing Dominant and true breeding

1. The ability to curl one’s tongue into a U-shape (Q) is dominant to noncurlers (q). A curler woman has a father who is a noncurler. She has five children with a noncurler man. What is the probability that four children are curlers and the other is

MikeMello   461   N/A

MikeMello

The GTP binding domain of elongation factor Tu (EF-Tu) and elongation factor 1α

The GTP binding domain of elongation factor Tu (EF-Tu) and elongation factor 1α

The GTP binding domain of elongation factor Tu (EF-Tu) and elongation factor 1α (EF-1 α) contains an eight amino acids conserved region, with the sequence FIKNMITG (using the one letter code).  Here you are designing only one of the two primers

mki   394   N/A

mki

gene mapping and recombination trait

gene mapping and recombination trait

In green turtles, an odd number of plates on there shell is dominant over an even number of plates. On the same chromosome is a gene for ear spot color with red being dominant over orange. On this same chromosome is the gene for strip color on the bo

samya   461   N/A

samya

DNA Synthesis: heated and cooled, fregments & total DNA. hybridized? Help!

DNA Synthesis: heated and cooled, fregments & total DNA. hybridized? Help!

1-   During DNA synthesis, small fragments of DNA are formed.  They were collected and combined with total DNA.  The mixture was heated and cooled down.  What would you expect to happen?
a.   The small fragments would hybridize togeth

TinkerBell2175   407   N/A

TinkerBell2175

You decide to cross the reciprocal translocation strain to a pure (black, sepia)

You decide to cross the reciprocal translocation strain to a pure (black, sepia)

You decide to cross the reciprocal translocation strain to a pure (black, sepia) line to generate female F1 flies that are both translocation heterozygotes and BbSs dihybrids.

You then backcross these F1 females to males from the pure (bla

sam01   2615   N/A

sam01

Calculate the number of mismatches that could occur in one human cell during one

Calculate the number of mismatches that could occur in one human cell during one

Calculate the number of mismatches that could occur in one human cell during one round of replication. Assume the size of the human genome is 3.2 billion base pairs. Assume the error rate is 1 mismatch per 10^10 bp.
Express your answer using two

mki   1253   N/A

mki

Calculate the number of mismatches that could occur in one human cell during one

Calculate the number of mismatches that could occur in one human cell during one

Calculate the number of mismatches that could occur in one human cell during one round of replication in the absence of mismatch repair. Assume that mismatch repair decreases the number of mutations by a factor of 1000.
Express your answer using

mki   793   N/A

mki

m.A given enzyme consists of two subunits (a dimer), which are specified by a s

m.A given enzyme consists of two subunits (a dimer), which are specified by a s

A given enzyme consists of two subunits (a dimer), which are specified by a single gene locus.

i.If a = normal subunit and a’ = mutated subunit, what subunit combinations might be found in a heterozygote, assuming random association betwee

mki   5802   N/A

mki

quantifying PCR with MAK2

quantifying PCR with MAK2

I am having trouble with this quantification method. I am a CS major working in a developmental biology lab so I do apologize before hand if this question is dumb.

The MAK2 model for qPCR is: "Dn = (Dn-1) + (k)ln(1+((Dn-1)/k))",

requiem31   1308   N/A

requiem31

hsa-miR-99, functions? targets?

hsa-miR-99, functions? targets?

Could someone please help me identify or look up or direct me towards finding the targets of this microRNA and its implications in breast cancer? hsa-miR-99 (human mature form)

ehd123   2083   N/A

ehd123

The table below gives allele frequencies at loci A and B in a strain of pocket m

The table below gives allele frequencies at loci A and B in a strain of pocket m

The table below gives allele frequencies at loci A and B in a strain of pocket mice, and the haplotype frequency for the A1B1 haplotype.

Part A
What is the actual observed frequency of the A2B1 haplotype?
A) 0.24
B) 0

morgan795   3615   N/A

morgan795

A phenotypically normal woman is having a hard time getting pregnant. as her doctor, you run a karyo

A phenotypically normal woman is having a hard time getting pregnant. as her doctor, you run a karyo

a phenotypically normal woman is having a hard time getting pregnant. as her doctor, you run a karyotype and determine that sheis a carrier for a reciprocal translocation 4:20, while her husband's karyotype is normal

1. Explain her su

lirun21319   1074   N/A

lirun21319

Estimate the probability of affected children in IV generation autosomonal recessive disease with th

Estimate the probability of affected children in IV generation autosomonal recessive disease with th

Hello I need to help with some biology genetics and prognosis, can you answer this question for me with a detail explanation, and also could you explain how different diseases, i.e. AR, AD, GD, and GR, are answered in similar questions. Regarding the

mayesford   388   N/A

mayesford

Find the size of amplicon if we use the following PCR-primers for human GLUT1

Find the size of amplicon if we use the following PCR-primers for human GLUT1

Hello,

I have an exericise to solve at home:


What is the size of GLUT1 amplicon if we use the following PCR-primers for human
GLUT1? Please remember that we used human GLUT1 cDNA as a template.

GLUT1 sen

mashu   450   N/A

mashu

Visualizing exons and their respective trancripts and protein domains.

Visualizing exons and their respective trancripts and protein domains.

I am building a script that takes exons from a particular gene and then plots them by their base pair coordinates on a 2D graph. Using data from Ensembl, I can match each exon to its respective transcript and protein domain.

I use data fro

haysb91   605   N/A

haysb91

Where does the cut take place in palindrome sequence

Where does the cut take place in palindrome sequence

In the case of restriction enzymes, I know that it chooses Palindromes, but where does the exact cut take place? Is it always between A and T base pairs or Can it occur between any base pairs in a palindrome sequence.

Bhargava   424   N/A

Bhargava

Identify the phenotypes and genotypes of all the people shown in this pedigree.

Identify the phenotypes and genotypes of all the people shown in this pedigree.

Complete Practice Problem 20 on page 615 in the textbook. Identify the phenotypes and genotypes of all the people shown in this pedigree. Rolling the tongue (R) is dominant over inability to roll the tongue as it remains flat (r).


Hi

CutiepieKen   1827   N/A

CutiepieKen

How many types of gametes do homozygous genetically identical males produce with respect to a gene?

How many types of gametes do homozygous genetically identical males produce with respect to a gene?

Question #5: How many types of gametes do homozygous genetically identical males produce with respect to a gene?

And in what ratio ?


Question #6: How many gamete types do heterozygous females produce with respect to a gene

med4339   1044   N/A

med4339

Identify the most likely mode of inheritance found in this pedigree

Identify the most likely mode of inheritance found in this pedigree

I think that the most likely mode would be autosomal dominance with incomplete penetrance because it did skip one generation. Any help would be greatly appreciated. Let me know what you think it is and please also write why you think it is that. Than

hooglandm   532   N/A

hooglandm

Ovulation production of hormones in female

Ovulation production of hormones in female

During ovulation, production of the hormones
A.) estrogen and LH is high
B.) FSH and estrogen stops
C.) progesterone and FSH is high
D.) estrogen and progesterone is low

nkhaira   594   N/A

nkhaira

Stand as far away from the corner of a room as you can, moving to a larger room might help.

Stand as far away from the corner of a room as you can, moving to a larger room might help.

directions:
stand as far away from the corner of a room as you can, moving to a larger room might help.
with both eyes open hold a pencil at arms length in front of you, placing the pencil in the corner.
now, close your left eye and o

nkhaira   656   N/A

nkhaira

Tyrosine kinase and blood pressure regulation

Tyrosine kinase and blood pressure regulation

I am having trouble answering this question for my physiology homework:

Using cell culture models, how would one determine the role of tyrosine kinases on blood pressure regulation?

And what are some of the possible limits to th

jessicawcu   473   N/A

jessicawcu

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 t

ChelsLou   692   N/A

ChelsLou

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.

Thehobbitlass   1614   N/A

Thehobbitlass

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

Jedi_Knight   1301   N/A

Jedi_Knight

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 fr

thesurgeon   1556   N/A

thesurgeon

What happens if region 1-100 is removed from the Gal4p sequence?

What happens if region 1-100 is removed from the Gal4p sequence?

Can someone verify the validity of my statements? (This topic is extremely confusing to me)

A) What happens if region 1-100 is removed from the Gal4p sequence?
Gal4p is a protein encoded by the GAL4 gene and the entire protein

Rahpoo   2305   N/A

Rahpoo

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

Howlinghawk   3338   N/A

Howlinghawk

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 inbre

Howlinghawk   3552   N/A

Howlinghawk

The likelihood of having identical children (who are not twins)

The likelihood of having identical children (who are not twins)

So I figure if you have enough babies (probably in the billions) you'd eventually get one that was essentially  genetically and/or aesthetically identical to another. Could anyone give me any background information and numbers regarding the

DarwinGoodell   442   N/A

DarwinGoodell