Genetics and Developmental Biology

(Request) essential developmental biology third edition

(Request) essential developmental biology third edition

hi i am looking for the textbook essential developmental biology third edition by Jonathan M.W. Slack, really need this for my class, and cant find it anywhere. Please help! 

ramy.abdulazziz   1208   3 Replies

thebiologist

) Mexican hairless dogs are heterozygous (Hh), carrying a single copy of the dom

) Mexican hairless dogs are heterozygous (Hh), carrying a single copy of the dom

) Mexican hairless dogs are heterozygous (Hh), carrying a single copy of the dominant lethal allele. In a given population, the Hh genotypic frequency is 60% and the frequency of each homozygote is 20%. Assuming w = 1 for the Hh and hh dogs, what is

mikael   1425   10 Replies

padre

, 2004: 1329-41.Figure 24.124) The figure above shows the distribution of pocket-mouse coat colors ...

, 2004: 1329-41.Figure 24.124) The figure above shows the distribution of pocket-mouse coat colors ...

, 2004: 1329-41.



   Figure 24.1

24) The figure above shows the distribution of pocket-mouse coat colors in several Arizona populations found either on light-colored granite substrate or on dark volcanic rock (dark subs

ceybe   110   2 Replies

ceybe

, 2004: 2426-37.22) Claytonia virginica is a woodland spring herb with flowers that vary from white ...

, 2004: 2426-37.22) Claytonia virginica is a woodland spring herb with flowers that vary from white ...

, 2004: 2426-37.

22) Claytonia virginica is a woodland spring herb with flowers that vary from white to pale pink to bright pink. This plant is primarily pollinated by a bee that prefers pink flowers to white flowers. Claytonia with pink f

Dugg   61   1 Reply

hayley2007

. You are studying a genetic disorder and find 63 affected siblings in a total

. You are studying a genetic disorder and find 63 affected siblings in a total

.  You are studying a genetic disorder and find 63 affected siblings in a total of 741. The population prevalence of the disorder has been estimated to be 0.0037.  Calculate the sibling recurrence risk. 

CSDCUO   259   N/A

CSDCUO

. Genes at loci f, m and w are linked, but their order is unknown. The F1 hetero

. Genes at loci f, m and w are linked, but their order is unknown. The F1 hetero

. Genes at loci f, m and w are linked, but their order is unknown. The F1 heterozygotes from a cross of FF MM WW X ff mm ww are testcrossed. The most frequent phenotypes in testcross progeny will be F M W and f m w regardless of what the gene order t

shazziem   1793   1 Reply

Doctor-2-B

. Will an insertion or a deletion of three nucleotides result in a frameshift mutation?

. Will an insertion or a deletion of three nucleotides result in a frameshift mutation?

1. Will an insertion or a deletion of three nucleotides result in a frameshift mutation? Explain why or why not.

2.
 Human Genome Project
In 2003, the Human Genome Project was successfully completed, determining the exact sequenc

lays248   313   5 Replies

Abronna

.Here is part of the lead paragraph in the "Methods" section of the Krings et al. ...

.Here is part of the lead paragraph in the "Methods" section of the Krings et al. ...

.

Here is part of the lead paragraph in the "Methods" section of the Krings et al. paper:

Protective clothing was worn throughout the sampling procedure. Instruments used were treated with 1 M HCl followed by extensive

pkclary   62   1 Reply

mastema

1 question different parts

1 question different parts

Use the following information to answer the next four questions.

Tomato Plant Leaves
In tomatoes, regular leaves (L) are multilobed and serrated and potato leaves (l) are broad, smooth, and single (Image 1). Red fruit (F) is dominant

Anonymous   539   11 Replies

Yvane KKL

1. How is Chi-Square Analysis useful when interpreting results of genetic crosses?

1. How is Chi-Square Analysis useful when interpreting results of genetic crosses?

a. it can determine if genetic traits are dominant or recessive
b. it can determine if variations from expected values are due to random chance or not
c. it can estimate the amount a population is inbreeding
d. it can determine if a sample size is la

buddhaboo   402   1 Reply

rjt6250

1. What are the alleles for a person with the genotype of AO using the ABO blood type system?

1. What are the alleles for a person with the genotype of AO using the ABO blood type system?

1.What are the alleles for a person with the genotype of AO using the ABO blood type system?

smn   1499   2 Replies

julesarth

10 questions help attached and i will post more on a second topic thanks

10 questions help attached and i will post more on a second topic thanks

1) In mice, the waltzing allele (w) that causes the mouse to run in circles due to an inner ear defect is recessive to the non-waltzing allele (W).

If a heterozygous mouse mated with a waltzing mouse,

a. 75% of the offspring wou

Anonymous   163   4 Replies

Anonymous

10 questions i really need help please some attached

10 questions i really need help please some attached

1) SEE IMAGE TO ANSWER:
Which of the following events occur in the stage of cell division illustrated above?

a. Homologous chromosomes align at the equator

b. Sister chromatids separate

c. Daughter cells form

Anonymous   294   4 Replies

Anonymous

10 QUESTIOONS I NEED IT ALL PLEASE AND SOME ATTACHED

10 QUESTIOONS I NEED IT ALL PLEASE AND SOME ATTACHED

1) SEE IMAGE TO ANSWER FIRST PHOTO

Which of the following technologies is best suited for identifying this disorder?

a. X-ray imaging

b. DNA fingerprinting

c. Ultrasound

d. Amniocentesis

Anonymous   119   2 Replies

Anonymous

10% recombination cross problem

10% recombination cross problem

Genes a and b are linked with 10% recombination. What will be the phenotypes and pecentages of the progeny of this cross: ab+/a+b x ab/ab

ehd123   385   9 Replies

bio_man

10)List and describe the steps in PCR. Why is PCR such an important genetic too

10)List and describe the steps in PCR. Why is PCR such an important genetic too

Please Help!!!

jscanlon95   621   2 Replies

rsb

11 questions i Need support ASAP

11 questions i Need support ASAP

1) Which of the following statements correctly describes a Y-linked trait?

a.  It can be inherited by a daughter from her father.

b. It will always be expressed if present in male individuals. 

c.  It

Anonymous   486   6 Replies

kumbu gozo

11 QUESTIONS SUPPORT NEED IT SOME ARE ATTACHED

11 QUESTIONS SUPPORT NEED IT SOME ARE ATTACHED

1) SEE ATTACHMENT
A cell is shown during the anaphase stage of mitosis.

Which of the following statements best explains what would be different if the diagram showed anaphase I of meiosis instead of anaphase I of mitosis?

Anonymous   171   2 Replies

Anonymous

12 question help need please some questions see photos attached

12 question help need please some questions see photos attached

1) Use the table below to determine the haploid number for each organism.

Common Name                           Ploidy               

Anonymous   182   2 Replies

Anonymous

12 questions help

12 questions help

1) Human chorionic gonadotropin (hCG) hormone is produced by a fertilized egg in order to maintain elevated levels of estrogen and progesterone. hCG is also used to induce ovulation during IVF procedures and is known to stimulate the production of te

Anonymous   67   1 Reply

Anonymous

12 QUESTIONS SOME ARE ATTACHED

12 QUESTIONS SOME ARE ATTACHED

1) SEE FIRST PHOTO ATTACHED PLEASE AND ANSWER PLEASE



2) Polydactyly is a rare human trait that causes an individual to have six digits (fingers or toes). An autosomal dominant gene causes the extra digit to develop.

Anonymous   270   3 Replies

Anonymous

12. Two different groups of imaginary schmoos live in geographically separated l

12. Two different groups of imaginary schmoos live in geographically separated l

12. Two different groups of imaginary schmoos live in geographically separated locations and rarely interbreed. On one occasion, a big-footed white schmoo does mate with a small-footed brown schmoo. Three offspring result: one big-footed brown schmoo

arealhero   433   3 Replies

milestone23

13 Questions Answer all please some are attached I need it today please and thanks

13 Questions Answer all please some are attached I need it today please and thanks

1) Some events that occur during protein synthesis

1) mRNA binds to a ribosome.
2) Transcription completes.
3) mRNA leaves the nucleus.
4) tRNA attaches to the start codon.
5) Ribosome reads the mRNA codons.
6) Sto

Anonymous   258   4 Replies

bio_man

13 QUESTIONS I NEED IT TODAY ANSWER ALL IF YOU WANT PLEASE

13 QUESTIONS I NEED IT TODAY ANSWER ALL IF YOU WANT PLEASE

1) What is the first process in protein synthesis that is affected by a missense mutation?

a. None of the above

b. Translation

c. Replication

d. Transcription

Anonymous   238   4 Replies

Carolina Castillo2

13 questions support how many questions you can

13 questions support how many questions you can

1) Rainbow trout go through a unique genetic reproductive process. Female eggs are diploid, while male sperm are haploid. In the wild, when the sperm fertilizes an egg, the extra set of chromosomes is eliminated, resulting in a diploid offspring.

Anonymous   187   2 Replies

Anonymous

13.21

13.21

Suppose that 40% of all meioses in mainland-island hybrids involve recombination somewhere in the chromosome region between q2.1 and p2. What percentage of the gametes of hybrid deer are viable?

MEREtalbot   1557   1 Reply

adr8075

14 questions please help me today and all

14 questions please help me today and all

1) If two offspring result from the cross between a heterozygous hen and a heterozygous rooster, what is the probability both chicks will have the same homozygous dominant genotype (BB)?

If a heterozygous black hen mated with a white roost

Anonymous   165   2 Replies

Anonymous

2 biology questions i really cant do.?

2 biology questions i really cant do.?

a) If you had a fruit fly (Drosophila melanogaster) that was of phenotype A, what genetic test would you make to determine if it was genotype A/A or A/a?
b) Two black guinea pigs were mated and over several years produced 29 black and 9 white offspri

ihatebio   410   1 Reply

lgb

2 genes affecting one phenotype on X chromosome

2 genes affecting one phenotype on X chromosome

Suppose that r, red, and sc, scarlet, are two recessive eye-color mutations that lie 20 map units apart on the Drosophila X chromosome, and that each causes a red eye color in place of the wild type purple color.

A. If a female from pure-b

mfyda10   1181   4 Replies

padre

2 genetics true and false

2 genetics true and false

Operons are found in prokaryotes
   True
   False

cAMP binds to the activator protein in the lac operon to activate transcription
   True
   False

v3   441   1 Reply

padre

2 parent dogs are each heterozygous for 2 traits: fur color & white spotting..?

2 parent dogs are each heterozygous for 2 traits: fur color & white spotting..?

both parent dogs are solid black. their puppies, however have 4 different phenotypes as listed below:
-solid black
-black & white spots
-solid red
-red & white spots
which of the following explains how these parent dogs can produce puppies with these

ilovelifex   333   5 Replies

lenaclaire

2 question one long

2 question one long

1) Which of the following natural disturbance would likely result in primary succession?

a. a river flooding and removing the natural vegetation located on the river banks

b. clearcutting trees in southwestern Alberta to prevent

Anonymous   125   2 Replies

Anonymous

2 question please answr all

2 question please answr all

1) Which of the following rows correctly describes the difference between predation and parasitism?

a.
Predation
Parasitism
The host species is not killed, but its life is barely sustained to benefit the other species.

Anonymous   104   2 Replies

Anonymous

2 question sooner

2 question sooner

1) Water wisteria is an aquatic plant that is easy to care for and reproduces very quickly. A small man-made pond of 350 L contains 150 water wisteria plants. 25 new plants are introduced daily to the pond, while 100 plants are taken out once a week

Anonymous   137   2 Replies

Anonymous

2 questions answer all parts please

2 questions answer all parts please

1) Match the following formulas with their correct descriptions form the drop down menu provided.

Formulas

1. Dp equals N over A
2 Dp equals N over V
3. increment N equals open parentheses N plus I close parentheses mi

Anonymous   304   6 Replies

inaayaz

2 questions answer need it soon

2 questions answer need it soon

1) King penguins are flightless aquatic birds found primarily in the Southern hemisphere. They live as a large colony and have highly social interactions. King penguins begin reproducing at six years of age and lay one or two eggs per reproductive cy

Anonymous   144   2 Replies

Anonymous

2 questions please need it soon

2 questions please need it soon

1) All of the statements are correct regarding ecological succession EXCEPT


a.
there is less competition earlier in the succession process

b.
initial pioneer species are producers

c.
it is a rando

Anonymous   110   2 Replies

Anonymous

2 questions some attached i need it for today

2 questions some attached i need it for today

1) see image attached





2) SEE IMAGE ATTACHED TO ANSWER

Neurofibromatosis-1 (NF1) is an autosomal dominant disorder where tumours form in the base layer of the skin or in nerve tissues.

What is

Anonymous   163   6 Replies

Anonymous

2 truebreeding white dog were croosed and all f1 were white.

2 truebreeding white dog were croosed and all f1 were white.

can you help me?
two true breeding white dogs were crossed and all the f1 were white. When the f1's were intermated, 142 of progeny were white and  33 colored.
Explain the result.
thank you so much!!

woseyan   253   1 Reply

bio_man

2) Sequencing an entire genome, such as that of C. elegans, a nematode (worm), is most important because?

2) Sequencing an entire genome, such as that of C. elegans, a nematode (worm), is most important because?

2) Sequencing an entire genome, such as that of C. elegans, a nematode (worm), is most important because A) it allows researchers to use the sequence to build a "better" nematode, resistant to disease. B) a sequence that is found to have no introns i

rivera5454   1007   1 Reply

RiverTmasco