A microbe that is transmitted between male and female mosquitoes but can also block reproduction could be key to controlling malaria by targeting its release into mosquito populations, a study says.
Plants & Animals
Aug 10, 2021
0
88
There are huge differences in species numbers among the major branches of the tree of life. Some groups of organisms have many species, while others have few. For example, animals, plants and fungi each have over 100,000 ...
Evolution
Jul 29, 2021
2
346
One of the organisms attacked by the fungus Cyclocybe parasitica is the Tawa tree (Beilschmiedia tawa), which is relevant to the timber industry in New Zealand. Cyclocybe parasitica is widespread in the Pacific region and ...
Evolution
Jul 6, 2021
0
4
Researchers at the University of Bristol have discovered how microbes responsible for human African sleeping sickness produce sex cells.
Cell & Microbiology
May 11, 2021
0
9
In most living animals, egg cells are vastly larger than sperm cells. In humans, for example, a single egg is 10 million times the volume of a sperm cell.
Evolution
Apr 16, 2021
0
51
Scientists at the University of Oldenburg's Institute for Chemistry and Biology of the Marine Environment (ICBM) have scored a success: in the aquariums at the ICBM's Wilhelmshaven site they were able to induce sexual reproduction ...
Plants & Animals
Apr 9, 2021
0
28
Short pieces of DNA—jumping genes—can bounce from one place to another in our genomes. When too many DNA fragments move around, cancer, infertility, and other problems can arise. Cold Spring Harbor Laboratory (CSHL) Professor ...
Cell & Microbiology
Apr 8, 2021
0
38
On hot summer days, the lucky ones among us can rely on air conditioning, fans or maybe even a swim to cope with high temperatures.
Plants & Animals
Feb 23, 2021
0
16
Not all species need sperm to fertilize an egg for sexual reproduction. Some species need sperm in order to induce completion of egg nucleus development, but then never use the sperm's DNA. I describe how this self-sexual ...
Plants & Animals
Feb 19, 2021
0
7
In northern Canada, the forest floor is carpeted with reindeer lichens. They look like a moss made of tiny gray branches, but they're stranger than that: they're composite organisms, a fungus and algae living together as ...
Plants & Animals
Jan 29, 2021
1
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