November 27, 2015

Search: genetics/biology

Number of results: 6,237

I have a quiz on genetics on friday in AP Biology and I would like some sites with good ap biology questions on them. I don't know any of them which I could go to.
December 3, 2008 by Roger

Biology 101
How are meiosis and genetics related?
October 25, 2010 by Anita fields

how does the urinary system support reproduction and passing on genetics?
June 27, 2009 by Liz

biology - genetics
is the cis-regulatory sequence found in the exome?
March 26, 2014 by santoki

Biology - genetics
How does crossing over change the combination of alleles in gametes? Thanks :)
August 23, 2012 by Cally

Biology -Genetics
True or False X and Y chromosomes are found only in eggs and sperm. T or F ?
March 5, 2014 by Amy

Biology quick please
I need a practice biology test to practice for my final exam which is tomorrow. I'm a tenth grader and the things we learned were mitosis, meiosis, production of gametes, human reproduction, cell devision, mendelian genetics, probablitity of inheriting traits, dna, and what ...
December 15, 2009 by Rachel

Biology 101
Summarize the inheritance of sex-linked traits through meiosis and how it relates to genetics.
October 25, 2010 by Anita fields

Biology 101
Summarize the inheritance of sex-linked traits through meiosis and how it relates to genetics.
October 26, 2010 by Anita fields

In reference to plant and animal adaptations, how are the principles of heredity and genetics applicable to how organisms change over time?
August 12, 2011 by Anonymous

Biology - Genetics
If genes a, b, c, and d are genetically linked to each other, does it follow that a recombination experiment would detect genetic linkage between a and d?
February 11, 2015 by Mel

studying genetics in mammals where can i find out about felines and canines that are proven mainly allergen free, thought not genetically modified?
September 22, 2009 by elizabeth

The lifespan of plants varies depending on genetics and survival strategies. Discuss the adaptive value of annual, biennial, and perennial life spans.
January 26, 2011 by NEEDS HELP!!

How does the circulatory system and the lymphatic system support reproduction and passing along genetics?
June 27, 2009 by Liz

A 50 year old male who is not overweight and has normal blood cholesterol levels suffers a heart attack. Propose a possible explanation i think the answer would be genetics...
October 1, 2014 by Sam

Criminal Justice
Discuss the merits of the idea that genetics are a source for criminal behavior. Make sure to provide examples that can be found through research studies and have evidence linking genetics and crime, including twin studies, adoption studies, and testosterone studies. What are ...
September 8, 2013 by Danita

how does the existence of cells, organelles, cellular reproduction, natural selection, DNA replication, transcription, translation, heredity, genetics, mutations, and taxonomy provide evidence that supports the theory of evolution?
June 15, 2008 by Aneesah

Recombination frequencies a. arise from completely random genetic exchange. b. are the same for all genes. c. decrease with distance. d. are the same for cis and trans heterozygotes.
March 18, 2010 by Sonya

Are an organism's characteristics determined only by its genes? Explain. Yes, an organism's characteristics are determined only by It's genes becuase the parents give their offspring genes which determines their characteristics. Is my answer correct? Do I need to expand on ...
February 25, 2007 by franny

Please Help Me :( Science: Biology, Genetics!
Please help me with science genetics questions? Thanks to all who answer!! :) 1. Chromosome pairs contain different versions of genes, which are called ________. 2. The process in which body cells are duplicated in order to grow and repair body tissues is called _____________...
March 10, 2014 by Hannah

I am having trouble wording this question. Describe the differences in the outcomes for a dihybrid cross ifgenes are: a. completely linked b. completely unlinked c. incompletely linked.
April 15, 2012 by Lucylu

Biology: Genetics
18.Which of these is true of meiosis? A. n → 2n B. n → n C. 2n → n D. 2n → 2n Is C. the right aswer?
August 13, 2014 by Anonymous

So I am completely confused. I am in the process of taking a quiz and the question says "a factor that seems to disappear" my options are punnet square, heredity, dominant factor, recessive factor, alleles, or genetics??? Help please? Thanks
January 10, 2013 by lazyburrito

Biology - Genetics
I have not been able to find any more in depth websites/answers for this question. DNA is considered to be a relatively stable molecule. What is it that gives the molecule its stability when the hydrogen bonds between the nitrogen bases are so easily broken?
October 31, 2007 by Me-ki

biology - genetics
how do you compare the reversibility of point mutations and microsatellites? I thought point mutations could reverse but microsatellites can't but idk the reason.
March 25, 2014 by santoki

biology genetics
In Leghorn chickens, + stands for colored feathers and C represents white feathers. At an independently inherited gene, the allele + inhibits color expression, whereas I has no effect on color expression
October 16, 2011 by john

Biology: Genetics
18.Which of these is trueof meiosis? A. n → 2n B. n → n C. 2n → n D. 2n → 2n Is it C.?
August 13, 2014 by Anonymous

science, biology
1. What is/are the main factor(s) that determine(s) that your plants will grow into bean plants (or other fast-growing plants that you used for your experiment) and not some other type of plant (genetics, environment, or both)? Explain your answer.
October 22, 2015 by kat

Genetics biology
A man and his wife both have normal vision, but a daughter who has color blindness can the man sue his wife for infidelity? show the cross help me please, have been lots of people saying no and yes to this
February 20, 2015 by Mandy

What kind of inheritance is it when the offspring have spots of different colors from its parents? Like a brown dog with a white dog makes a white/brown spotted dog.
December 7, 2008 by Claire

All of the following important concepts of population genetics are due to random events or chance except mutation natural selection the bottleneck effect the founder effect sexual recombination I am pretty sure that the answer would be "natural selection", but I wanted a ...
January 31, 2009 by Gail

A horse breeder has a black horse named Luca and he isn't certain about the horse's genetics. A purebred horse will be worth much more than a hybrid horse so he compiled all the information about the Luca and Luca's parents before approaching you. - Black is the dominate color...
October 29, 2015 by Anonymous

biology, genetics
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-breeding rr stock is mated with a red-...
February 21, 2014 by Rain

A homozygous pea plant with round peas and yellow cotyledons was crossed to a wrinkled, green plant. The F1 was selfed and produced: 193 round, yellow 69 round, green 64 wrinkled, yellow 26 wrinkled, green a) propose hypothesis that allows you to calculate expected values ...
September 2, 2011 by Tommy

Biology (genetics)
The RAS protein acquires a mutation that prevents release of GTP. Which of the following characteristics are these cells likely to acquire? a)Self-sufficiency in growth signals b) insensitivity to anti growth signals c) angiogenesis d) metastasis e) blocking apoptosis I ...
October 15, 2011 by Bach

biology / CELEISTINE
describe the genetics of the huntigton disease a. what chromosomes are affected? b. is it a result on translocation/ c. is it a sex-linked? d. does it skip a generation 3. waht are the cause of huntington disaese? how does it occur ? is it preventable ? how ? 4. waht are the ...
April 11, 2008 by natacha? HUNTINGTON DISEASE

Is 9th grade biology hard? Is it interesting...?? I love life science but I just wondering if 9th grade biology hard??? I'm taking biology next year.
April 29, 2013 by Sarah

Biology - Genetics
What is the expected genotypes and phenotypes of F1 flies in the cross between virgin brown eyed female with scarlet males (genes for brown and scarlet eyes are on different autosomes)? I know that brown eyes and scarlet eyes are both recessive but I'm not sure what he ...
February 23, 2015 by Annie

The allostery of an enzyme governor is likely to take two forms.They are? and regulatory B. rigid and flexible c. active and passive e. regulatory and relaxed
August 10, 2007 by Sajia

What is Genetics?
February 23, 2015 by Hossain

need help with these genetics problems. please help with what you can. thanks: Given that loci A and B in Drosophila are sex-linked and 20 map units apart, what phenotypic frequencies would you expect in male and female offspring resulting from the following crosses? (Assume A...
September 24, 2007 by stew

Can anyone comment as to wether this solution is correct for this question plaese !! Draw a mating diagram where L is the dominant gene for the digestion of lactose and shows the crosses between two heterozygotes and wiht the the phenotypic and genotypic ratio of the offspring...
March 22, 2007 by Freddo

Genetics/biology Advice
Can anyone comment as to wether this solution is correct for this question please !! Draw a mating diagram where L is the dominant gene for the digestion of lactose and shows the crosses between two heterozygotes and wiht the the phenotypic and genotypic ratio of the offspring...
March 22, 2007 by Freddo

ART Check
How would a visual effects designer working on an animated movie with human characters best use knowledge of biology? Knowledge of biology can help the designer to create accurate human features.**** Knowledge of biology can help the designer to create an action packed film ...
April 22, 2015 by koolkid

Science Fair
I'm doing my science fair project on like how healthy and junk food affect the human body. I check on the site (Rockland Sit Fair) and reading the Project Categories. Does these project categories below relates to my project??? Medicine and Health: Study of diseases and health...
December 29, 2011 by Lauren

Whats a homolog?
November 3, 2008 by Lena

How are the structures in genetics related?
October 5, 2010 by Jack

why are karyotypes important tools for genetics?
May 12, 2009 by Anonymous

AP Biology- Molecular Genetics
The correct sequence between genes and their phenotypic expression is a) RNA-DNA-protein-trait b) DNA-RNA-protein-trait c) Protein-DNA-RNA-trait d) trait-DNA-RNA-protein I think it is either b or d but do not know if the trait is at the beginnig or end... Once translated, the ...
March 14, 2011 by Jill

CAN SOMEONE REVIEW MY ANSWERS AND TELL ME IF THIS IS CORRECT? Why is it flawed to ask how much of a particular behavior is due to genetics and how much is due to experience? It is inconsistent to think that behaviors are solely due to our genetic make-up. When it comes to our ...
January 30, 2009 by SinnerSaved

Biology "Genetics"
Red-green Color Blindness and Hemophilia A are both sex-linked traits in humans. Both genes are on the X-chromosome and are tightly linked. Consider the pedigree below. Individual 1 is homozygous normal. Individual 2 is both red-green color blind and a hemophiliac. Individual ...
April 2, 2013 by grad2013

Science, Genetics
Please help me with science genetics questions? Thanks to all who answer. :) 1. Chromosome pairs contain different versions of genes, which are called ________. 2. The process in which body cells are duplicated in order to grow and repair body tissues is called _____________. ...
March 10, 2014 by Hannah

What is a result of scientific research in the field of genetics
March 19, 2010 by Melanie

Why is DNA replication termed semi conservative?
December 1, 2014 by Tina

biology tutor on jiskha
i post my biology questions here today and few days ago no teacher reply. there not any biology tutor on here?
February 22, 2012 by Shreya

Biology - Genetics
Please help me!!!! I need help with this practice test question. In Guinea pigs, the brown coat (B) is a dominant over the cream-coloured coat (b), and straight hair (H) is dominant over curly hair (h). Using a Punnett square, complete the cross between a heterozygous brown, ...
January 10, 2012 by Lisa

Could you please check scientific English in this short dissertation? Thank you, Ms. Sue. 1) Conrad Waddington introduced the term epigenetics in the early 1940s. He defined epigenetics as ‘‘the branch of biology which studies the causal interactions between genes and their ...
June 7, 2012 by Mike

I am looking for my study guide - what ends translation ( genetics)
March 18, 2009 by sam

6th grade genetics
transferring a gene from one organism to another
May 26, 2009 by kay

Can chromosome instability cause an individual to be highly susceptible to cancer?
October 3, 2009 by Sarah

Can you help me determine the phenotype and proportions expected from these crosses in chickens? a) RR Pp x rr Pp b) rr PP x Rr Pp c) Rr Pp x Rr pp
September 9, 2011 by Tommy

early childhood
evolutionary psychology and behavior genetics: watson
February 23, 2012 by jen

what is the chance of a woman having five female children in a row?
January 9, 2008 by Matthew

human Genetics
In a mouse cell at the start of mitosis, how many chromatids are present?
September 15, 2011 by kay

In general, what two methods are used to grow bacteria in the laboratory?
February 8, 2012 by Anon

if there are two forms of each of the seven traits, how many possible combinations are there?
May 23, 2012 by JEN

What kinds of amino acids on histone tails are able to be phosphorylated and why?
October 14, 2012 by ren

why are there not many clinical studies done on rare diseases such as Batten disease?
April 13, 2015 by sheri

What would happen during DNA replication if there were no thymine nucleotides available?
October 28, 2009 by sam

7th grade science
Why was Gregor Mendel given the title "The Father Of Genetics" ?
December 13, 2009 by mary

The following DNA segment has one ORF. Do you know what it codes for? 5'-TAGGATGTTCGACATGTAAGCTT ATCCTACAAGCTGTACATTCGAA
November 10, 2011 by Tony

biology: genetics
You are attempting to determine whether a plant-derived processed food sample (for example, a corn chip) contains material from a genetically-modified organism (GMO). First, you crush the sample and attempt to extract DNA from it. Next, you perform PCR using two different sets...
July 20, 2011 by billy

quick science question
What are some ways in which genetics collect samples to test for disorders?
August 28, 2009 by Lauren

7th grade science
name two scientest who studied inherited genetics and what they used for research and why
November 17, 2009 by alice

What is an approximate value of the length of a 30 nm fiber that contains 120,000 nucleotide pairs of DNA?
October 31, 2011 by Kyle

Is there any biology websites for teens??? (NOT games! notes and quizzes to practice). The Science of Biology The Chemistry of Life Cell Structure and Function Photosynthesis & Respiration Something REALLY easy to understand(btw I'm going to the 9TH GRADE). please help (having...
July 17, 2013 by Laruen

tribbles were fictional animals featured in a certain , now ancient ,science fiction television series. Lets say that tribbles have an X-Y sex determination mechanosm like that of humans. the trait bald (Xb) is X-linked and recessive to furry (Xb+), and the trait long legged (...
June 16, 2008 by Jenish

bio : fundamentals of genetics
A 3:1 ratio of tall to short plants in the F2 generation lends support to the principle of ________________.
June 1, 2008 by Henry

Hi there! I have this question for my bio/genetics homework, and I can't seem to figure it out. It reads, "A true-breeding red snapdragon is crossed to a true-breeding white snapdragon. The F1 progeny are all red. When the F1 is selfed, the following F2 progeny are observed: ...
October 3, 2011 by Jennifer

Biology: Genetics
In guinea pig, short hair (L) is dominant to long hair (l) and the heterozygous condition for yellow coat (Y) and white coat (y) gives cream coat. A short haired guinea pig is bred to long haired white guinea pig and one of the offspring is a long haired baby guinea pig. a. ...
February 4, 2014 by Ethan

In guinea pig, short hair (L) is dominant to long hair (l) and the heterozygous condition for yellow coat (Y) and white coat (y) gives cream coat. A short haired guinea pig is bred to long haired white guinea pig and one of the offspring is a long haired baby guinea pig. a. ...
February 4, 2014 by Jez

How could i understand the biology? can u please give me some reference to look for that.. tnx...
July 16, 2008 by maico

when might you use the "poor-quality website" in an academic Assignment in Biology?
March 28, 2009 by biology

Name three ways that the science of biology has/does, or might impact you as an individual.
October 3, 2010 by malachi

i did biology post yesterday i not find it someone please tell me where it go?
February 4, 2012 by Mohammad

ap biology lab -what barriers might hinder the acquisition of plasmids
May 17, 2013 by hannah

a category within biology that deals with the physical and chemical functions
January 28, 2015 by dakota

need help with a paper from news article on human biology using scientific method?
April 21, 2012 by tracy

Why is cell culture one of the most valuable technical achievements in the entire study of biology?
March 11, 2010 by alex

Why is feedback inhibition a useful thing for enzyme reactions in a cell? Are there biology tutors in this forum??
December 13, 2013 by Anonymous

what is burgess shale? what is the significance of this discovery to evolutionary biology
September 8, 2012 by ami

This is my question from my Biology paper. List which organs and tissues come from the mesoderm primary cell layer. Thanks
October 16, 2008 by Rocky

can someone explain how i would write an interpolation and extrapolation in a conclusion statement for a biology project? i don't know how to word it.
January 14, 2009 by SMITHly

GBE (Genetics)
What are the advatages of Eukaryotic genes splitting up? I'm not so sure how to approach the question, is it something to do with exons & introns or the nucleotide sequences?
October 7, 2008 by Claire

If you had to argue that either genetics (nature) or environment (nurture) has the greater impact on human development, which would you pick and why?
March 1, 2011 by Rica

law ans ethics in allied health
the science of improving hededitary is known as a.genetics b.amniocentesis c.dna research d.eugenics my answer is a
November 10, 2013 by susue

Are there any websites that explain Mendelian genetics and show how to solve such problems in an easy, concise manner at an AP Bio level? Thank you
March 18, 2015 by Jason

1. Use the following information about a group of college students: Fifty percent are taking Algebra. Sixty percent are taking Biology. Thirty percent are taking both Biology and Algebra. A student from the group is selected at random, calculate the following: a) The ...
September 18, 2011 by Ahmad

How can we solve the problems of global warming by using biology technology? In other words, what biology technology helps solve global warming? I can't think of anything. Please help! Thanks You.
January 10, 2010 by Anonymous

what all do i need to know for GCSE biology my teacher is absolutely rubbish i tried websites but i don't find them helpful thankyou
April 15, 2012 by ellen

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