In butterflies, sex is determined by chromosome differences between males and females. But unlike in humans with the familiar X and Y, in butterflies, it is the females that determine the sex of offspring.
Evolution
Jul 6, 2017
0
126
The formation of a human embryo starts with the fertilization of the oocyte by the sperm cell. This yields the zygote, the primordial cell that carries one copy each of the maternal and paternal genomes. However, this genetic ...
Biotechnology
May 1, 2017
0
30
QUT researchers are part of an international consortium of researchers whose work hopes to future-proof crops against the impacts of global climate change.
Biotechnology
Mar 28, 2017
0
29
The basics of genetic inheritance are well known: parents each pass half of their DNA to their offspring during reproduction. This genetic recipe is thought to contain all of the information that a new organism needs to build ...
Biotechnology
Oct 17, 2016
2
2376
Cancers arise in skin, muscle, liver or other types of tissue when one cell becomes different from its neighbors. Although biologists have learned a lot about how tissues form during development, very little is known about ...
Cell & Microbiology
Jul 26, 2016
0
30
As in real estate, a key factor in gene expression and interaction is location, location, location. The same genes in different regions of a body may perform totally different functions. Determining the fate of these genes ...
Biotechnology
May 5, 2016
0
6
The leaves of virus-infected plants reflect light differently to attract the attention of disease-spreading greenfly, new research suggests.
Plants & Animals
Apr 21, 2016
0
58
For a small African fish species, a colorful dominant male does better in life, winning access to food and females. New research by Stanford biologists suggests that this lucky outcome is regulated at a genetic level, by ...
Plants & Animals
Jan 6, 2016
0
15
A study from Patrick Matthias and his group at the FMI challenges a widely accepted model on how epigenome dynamics control the differentiation of hematopoietic cells. The plasticity of pluripotent stem cells was thought ...
Cell & Microbiology
Oct 20, 2015
0
50
Researchers who study how genes are expressed across a given tissue can now examine thousands of genes at once at cellular resolution, thanks to new methods developed at EMBL and published in Nature Biotechnology. The new ...
Biotechnology
Apr 14, 2015
0
37
