Description : The origin of a new species first requires A) reduced gene flow. B) increased gene flow. C) reduced mutation rates. D) increased mutation rates.
Last Answer : A) reduced gene flow.
Description : Evolution of different species in a given area starting from a point and spreading to other geographical areas is known as (1) Divergent evolution (2) Adaptive radiation (3) Natural selection (4) Migration
Last Answer : Adaptive radiation
Description : The major phenomenon responsible for micro evolution and mega evolution a. Genetic drift b. Adaptative radiation c. Natural selection d. None of the above
Last Answer : c. Natural selection
Description : he major phenomenon responsible for micro evolution and mega evolution a. Genetic drift b. Adaptative radiation c. Natural selection d. None of the above
Description : Varieties of vegetables such as cabbage, broccoli and cauliflower have been produced from a wild cabbage species. Such process of producing new varieties of living organisms is called (1) Natural selection (2) Artificial selection (3) Speciation (4) Genetic drift.
Last Answer : (2) Artificial selection
Description : According to the idea of punctuated equilibrium, macroevolution usually involves A) slow and gradual change. B) alternating periods of stasis (no change) and rapid change. C) most species becoming extinct in a relatively short time. D) species selection.
Last Answer : B) alternating periods of stasis (no change) and rapid change.
Description : According to the idea of gradualism, macroevolution usually involves A) slow and gradual change. B) most species becoming extinct in a relatively short time. C) alternating periods of stasis (no change) and rapid change. D) species selection.
Last Answer : A) slow and gradual change.
Description : In your study of the fossil record of early mammals, you notice a changing environment is followed by the initial appearance of a tree-climbing species, which is then followed by many later tree-climbing ... is an example of A) anagenesis. B) gradualism. C) species selection. D) adaptive radiation.
Last Answer : D) adaptive radiation.
Description : Rapid speciation following the availability of new environments is known as A) gradualism. B) adaptive radiation. C) species selection. D) punctuated equilibrium.
Last Answer : B) adaptive radiation.
Description : What do you think about an anger gene?
Last Answer : answer:I think it’s a great idea. More seriously, I’m scpetical – how can one gene be present in more men than women? Did they define “gene” on this program, or was it just another opportunity to talk essentialist bollocks about gender?
Description : Explain gene doping ?
Last Answer : The non-therapeutic utilization of genetic elements like the cells and the genes and the modulation of gene expression, in order to develop the athletic performance of a person is gene doping.
Description : What is an example of gene control?
Last Answer : An elegant example of gene control in bacteria is the operon system. A cluster of genes that is responsible for synthesizing a particular protein is called an operon. This cluster of genes typically includes a ... (meaning they are normally off ) or repressible (meaning they are normally on ).
Description : What is a gene chip?
Last Answer : Agene chip is part of the process of microarray profiling; it is also known as a biochip or a DNA chip. It is about the size of a postage stamp and is based on a glass wafer,holding ... genome. They are very important in DNA typing because they represent about 98 percent of all DNA polymorphisms.
Description : Gametes have a. homologous chromosomes. b. twice the number of chromosomes found in body cells. c. two sets of chromosomes. d. one allele for each gene.
Last Answer : d. one allele for each gene.
Description : Situations in which one allele for a gene is not completely dominant over another allele for that gene are called a. multiple alleles. b. incomplete dominance. c. polygenic inheritance. d. multiple genes.
Last Answer : b. incomplete dominance.
Description : Scientifically, hypothetically, or in plausible fiction, is there any possible fluke of the genetic code or something similar which could cause a person to stop aging?
Last Answer : Death? You will stop aging on the spot when death happens.
Description : Oops! I sent my Cologard (for colon cancer testing) sample to Ancestry.com instead of my DNA sample. What results will I get about my genetic make-up?
Last Answer : They’ll find out what kind of an ass you really are. DNA is DNA – they should be able to extract it from your fecal matter.
Description : Question about DNA and genetic inheritance (details inside)
Last Answer : answer:That kind of testing has a certain level of speculation. The algorithm that comes up with those percentages is not perfect. It's like when you see a temperature reading carried out ... of this speculation on your reports. Then there is another alternative that could be rather uncomfortable .
Description : Do you think transsexualism is a choice or genetic??
Last Answer : I believe it’s genetic as I personally known 2 people that were transsexual. The depth of their struggles and emotional pain tells me that they would otherwise not choose to be that way.
Description : Can being gay be genetic?
Last Answer : answer:So far, research has shown the strong genetic links in families , they just have not been able to isolate genetics as the only cause or identified a specific gene like they've been able ... choice regardless of genetics. And human sexuality is far too complex to be isolated to a single gene.
Description : If you could become a tetrachromat, would you? (or any other genetic super-ability)
Last Answer : No. I’m good as I am. I already have the super ability to sniff out bullshitters like a bloodhound. Good enough. lol
Description : Are there benefits to having greater genetic differences between parents?
Last Answer : I don't know about the second part (my mother is Korean and my Dad is predominately Scots-Irish and my brothers and I all look the same), but as for immunity, yeah that is kind of true, ... is that the child is also more unlikely to have any deformities, or any defect arising from a genetic origin.
Description : Would you do the genetic testing?
Last Answer : It depends. Do you want children? Does it concern you that if you are at higher risk you can develop ovarian cancer and possibly not know until it might be too late? These are genuine questions and I am in no ... I'm kind of 50/50 on the subject. I have not entirely been able to make up my mind.
Description : What is your opinion of human genetic engineering?
Last Answer : its good if they can make you fly
Description : Describe a few potential harms of genetic engineering ?
Last Answer : The development of unsafe chemical products like insecticides, pesticide and various drugs, the involuntary elevation food toxicity levels due to the application of recent food preservation technology, ... to artificial breeding etc. are some of the visible negative effects of Genetics.
Description : How can the genetic farming be advantageous for the farmers ?
Last Answer : Genetic farming basically deals with the development of genetically modified seeds, plants and fertilizers in order to yield more harvest. It also involves the application of higher technology for ... pattern. It simplifies the process of agriculture thereby resulting in the increase of profits.
Description : What is genetic engineering?
Last Answer : Genetic engineering, also popularly known as molecular cloning or gene cloning, is the artificial recombination of nucleic acid molecules in a test tube; their insertion into a virus, bacterial plasmid, ... research, especially cancer research. Food processing: Rennin (enzyme) in cheese aging.
Description : The principles of probability can be used to a. predict the traits of the offspring produced by genetic crosses. b. determine the actual outcomes of genetic crosses. c. predict the traits of the parents used in genetic crosses. d. decide which organisms are best to use in genetic crosses.
Last Answer : a. predict the traits of the offspring produced by genetic crosses.
Description : 27. A ‘single step-large mutation’ is known as ... b) Branching descent b) Natural Selection c) Saltation d) Gene Migration
Last Answer : c) Saltation
Description : 7. A ‘single step-large mutation’ is known as ... a) Branching descent b) Natural Selection c) Saltation d) Gene Migration
Description : Which of the following(s) is/are found in Genetic Algorithms? (i) evolution (ii) selection (iii) reproduction (iv) mutation (a) i & ii only (b) i, ii & iii only (c) ii, iii & iv only
Last Answer : (a) i & ii only
Description : Nondisjunction of a chromosome results in which of the following diagnoses? a) Down Syndrome When a pair of chromosomes fails to separate completely and creates a sperm or oocyte that contains two ... genetic condition that may occur in a single family member as a result of spontaneous mutation.
Last Answer : a) Down Syndrome When a pair of chromosomes fails to separate completely and creates a sperm or oocyte that contains two copies of a particular chromosome (nondisjunction) Down syndrome results from three number 21 chromosomes.
Description : I'm looking for a fiction book, or books, which talks of alien invasion.
Last Answer : (The Invasion Of) The Body Snatchers
Description : How is it our looks can change over the years and go from looking like one parent to completely looking like another?
Last Answer : My sister was like that: looked like my mother's sister and never resembled my father until suddenly, at about age 30, she did. I think it's a genetic timeline that causes certain traits to kick in ... appear may have a hereditary component. But I'm just theorizing. This isn't my field of study.
Description : Wondering what it take between mom and dad to get blue eyed children?
Last Answer : Could be, but the chance wouldn’t be so high. Blue eye’s gene isn’t a dominant one and it would very likely be crushed by other more dominant genes, as seen from your sons. You can only hope that somehow there is no dominant gene that interfere with the blue gene your children are carrying.
Description : Why does Neymar have green eyes?
Last Answer : I have no idea who you are talking about, but genes are complicated. Skin tone does not determine eye color. The two are highly correlated, but correlation is not causation. So while some combinations ... that way or not, and racial mixing is the most common way to end up with unusual combinations.
Description : Have you had your DNA tested?
Last Answer : Yes. I had it done thru Ancestry.com. It was regularly $100 but I got a cyber Monday sale – $70 I think. I liked it and from what I know about my relatives, it was accurate.
Description : What do you know about Eugenics?
Last Answer : It has been some time but I remember hearing about, then reading about it over thirty years ago. Among other things, it was used as a reason for maintaining racial purity if I recall correctly.
Description : Are you for or against 'Designer Babies'?
Last Answer : It is inevitable. Also, that is what mate selection is all about. To get the best genes for your offspring. Genetic modification is just a more direct and controlled way of doing the same thing. In any case, it is still better than supporting torture and drone terrorism.
Description : Do traits influence the values that we create or appeal to us?
Last Answer : I disagree. I’m a type A personality asshole who always has to be right… But I live to help others.
Description : Why does it seem so important to some people that children resemble each other or a parent?
Last Answer : answer:Validation. Validation that my gene pool survived, the closest I can get to typical ideals of immortality. And validation that my Ever Lovin’ didn’t spoon with the mailman.
Description : If we fiddle with the genes of chimps and give them human level sentience and speech, would they believe they suddenly have a soul?
Last Answer : answer:I think the sentience would lead to a belief system not that far off from what many people believe, that all sentient beings have a connection to their creator, whether they consider it a ... thought would not look at humans as their creator, but as a separate creation by a common Creator.
Description : How rare are albino polar bears?
Last Answer : Probably not. The polar bear's skin is actually black, as evidenced in the patch on the nose where no hair covers it. With translucent fur, they would be at a distinct disadvantage in hunting, as pink ... . Doing an image search on Google, all I could find were fakes and albino black or brown bears.
Description : If ape chromosomes 2 and 3 were not fused in humans, do you think that humans could genetically interbreed with chimpanzees?
Last Answer : Trying to figure out why they would do that
Description : Is there a term for this?
Last Answer : Isn’t that Asian eyelids with no flap?
Description : Can a woman be tested and get accurate Y Dna results?
Last Answer : I assume you mean Y chromosome. The only way I think this is possible is if the woman in question is a post op transexual.
Description : What sort of discussion can we have about species identification regarding human phenotypes?
Last Answer : I think that if you asked a mockingbird, he would say that we all looked alike and would be able to tell the members of his species apart quite easily.
Description : Has anyone here browsed the human genome on their iPad? Would you alter your genome if you could?
Last Answer : I don't know. My family gene pool is actually a pot of soup that someone has thrown just about everything into. There's some absolutely great genes balance with a decent amount of crap. I'm ... that changing anything might make the whole thing unstable. I don't want to play Jenga with my genome.
Description : I was very surprised to see how many US states ban first cousin marriages. Why is that?
Last Answer : answer:A lot of the states that have them were founded from the midpoint to the end of the U.S. s history. During that time, there was a lot of concern over ensuring healthy families and, unfortunately ... ), and was kept because no one is really stomping their feet in court to get that ban dropped.
Description : Is Cancer technically a disease?
Last Answer : Some cancers are linked to viruses (such as cervical cancer caused by HPV), so those would definitely be diseases. I actually believe most cancers have external causes, so they would be diseases as well. Really, it depends on which definition of disease and disorder you look at.