What is the purpose of the fruit fly experiment?

The purpose of our fruit fly experiment was to learn about genetics, which is the study of DNA, genes and traits. We also studied mutations, which are the changing of an organism’s genes and DNA sequence which makes the organism different than that of its species, and the effects of it on our flies.

Why do you have to use virgin females in fruit fly genetic crosses?

Virgin flies are needed to make sure that that the crosses are being appropriately made with the females using the desired sperms to fertilize their eggs. Female Drosophila are considered virgin eight to ten hours after they hatch from their pupa because during that time they are not receptive to male companionship and …

How can you use fruit fly research to help humans?

In a study on fruit flies, researchers have found that gene mapping can also be used to predict response to a given treatment. This knowledge is crucial for the development of personalized medicine. It is common knowledge that there is a connection between our genes and the risk of developing certain diseases.

Why did NASA send fruit flies to space?

1940s. The first animals sent into space were fruit flies aboard a U.S.-launched V-2 rocket on 20 February 1947 from White Sands Missile Range, New Mexico. The purpose of the experiment was to explore the effects of radiation exposure at high altitudes. … The fruit flies were recovered alive.

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What is the difference between male and female fruit flies?

The most simple characteristic to use to differentiate the two is to look at the genitalia of the flies. Males have dark, rounded genitalia at the tip of their abdomen, whereas females have light, pointed genitalia. … Male Drosophila are generally smaller than their female counterparts, and have a darker abdomen.

Are fruit flies harmful?

There are hidden dangers that most people are unaware of, that make these tiny little fruit flies a human health hazard. Dangerous bacteria and other germs can stick to their hairy bodies, that can get on our food or hands and spread illnesses that cause health problems, especially diarrhea.

Are most flies male or female?

Look at the size of the fly. This is the first and most basic step towards distinguishing the gender of your Drosophila. Female flies tend to be much larger than male flies. If you look at the cartoon above, you can see that the female is about 25% larger than the male.

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