Biology
Parasites only mate when enough
On the Science page this week, he and his colleagues at the National Institutes of Health reported that they finally found the answer: putting enough Leishmania individu…
Sex
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Biology
Bacteria can regulate the sex of the host
Some bacteria can adjust the proportion of females and males in some insects.
Biology
Termites do not necessarily have to reproduce sexually
Scientists at the University of North Carolina and three other universities in Japan have demonstrated for the first time that lords can reproduce in both sexual and ase…
Biology
The small fungus reproduces sexually when it infects the host
A fungus called microsporidia that causes chronic diarrhea in AIDS patients has recently been listed as a member of the mushroom family.
Biology
With giant crickets, the males get bigger and bigger
The weta crickets are indeed huge. Weighing up to 20 grams, they are one of the heaviest insects in the world. But the male is only half that size.
Biology
Gene loss makes gay male flies homosexual
Scientists at Duke University Medical Center have recently discovered that male fruit flies lack genes that regulate the body's ability to perceive a particular odor.
Biology
The relationship between sex and age in worms
A group of scientists studying sex pheromone in worms found that this pheromone simultaneously controls a stage in the worms' life cycle, the long-lived larval stage.
Biology
Korea successfully cloned asexual dog
Scientists in South Korea have just announced that they have succeeded in cloning the world's first cloned dogs. Yesterday (August 5), Korea officially announced the bir…
Biology
The strange sex life of a melon
French scientists have just discovered a gene that can change the sex of the melon flower, so that a plant can produce both male and bisexual flowers.
Biology
No sexual reproduction but still gene exchange
From where do we have our own genome? If it is an animal, a gene comes from a parent's conception, and that's it. There is no subsequent combination of DNA unless we hav…
Biology
Cloning of monkeys with asexual method is less of a concern
The production of stem cells by asexual method promises to bring a lot of promise due to genetically appropriate for special patients. So in theory, doctors must be able…
Biology
Can mushrooms tell us the evolution of two sexes?
Mushrooms do not clearly divide males but they have sex differences. A new finding by Duke University Medical Center has revealed some of the earliest forms of fungi tha…
Biology
Homosexual intercourse in fruit flies
Researcher David Featherstone, of the University of Illinois at Chicago, led the team who discovered that sexual orientation in fruit flies is controlled by an unknown n…
Biology
Asexual reproduction: Promises many important applications
On February 23, 1996, scientists at the Roslin Institute in Scotland announced success in giving Dolly asexual reproduction. Since then it has been 10 years, wearing d